2025-11-15 23:00:05 [scrapy.utils.log] (PID: 104) INFO: Scrapy 2.12.0 started (bot: catalog_extraction) 2025-11-15 23:00:05 [scrapy.utils.log] (PID: 104) INFO: Versions: lxml 5.3.1.0, libxml2 2.12.9, cssselect 1.3.0, parsel 1.10.0, w3lib 2.3.1, Twisted 24.11.0, Python 3.11.13 (main, Jun 10 2025, 23:54:42) [GCC 12.2.0], pyOpenSSL 25.0.0 (OpenSSL 3.4.1 11 Feb 2025), cryptography 44.0.2, Platform Linux-6.9.12-x86_64-with-glibc2.36 2025-11-15 23:00:05 [mcmaster_carr] (PID: 104) INFO: Starting extraction spider mcmaster_carr... 2025-11-15 23:00:05 [scrapy.addons] (PID: 104) INFO: Enabled addons: [] 2025-11-15 23:00:05 [py.warnings] (PID: 104) WARNING: /usr/local/lib/python3.11/site-packages/scrapy/utils/request.py:120: ScrapyDeprecationWarning: 'REQUEST_FINGERPRINTER_IMPLEMENTATION' is a deprecated setting. It will be removed in a future version of Scrapy. return cls(crawler) 2025-11-15 23:00:05 [scrapy.extensions.telnet] (PID: 104) INFO: Telnet Password: 37dd9c7a28957fe6 2025-11-15 23:00:05 [py.warnings] (PID: 104) WARNING: /var/lib/scrapyd/eggs/catalog_extraction/1758126308.egg/catalog_extraction/extensions/bq_feedstorage.py:33: ScrapyDeprecationWarning: scrapy.extensions.feedexport.build_storage() is deprecated, call the builder directly. 2025-11-15 23:00:05 [scrapy.middleware] (PID: 104) INFO: Enabled extensions: ['scrapy.extensions.corestats.CoreStats', 'scrapy.extensions.telnet.TelnetConsole', 'scrapy.extensions.memusage.MemoryUsage', 'scrapy.extensions.closespider.CloseSpider', 'scrapy.extensions.feedexport.FeedExporter', 'scrapy.extensions.logstats.LogStats', 'spidermon.contrib.scrapy.extensions.Spidermon'] 2025-11-15 23:00:05 [scrapy.crawler] (PID: 104) INFO: Overridden settings: {'BOT_NAME': 'catalog_extraction', 'CONCURRENT_ITEMS': 250, 'CONCURRENT_REQUESTS': 8, 'DOWNLOAD_DELAY': 0.9, 'FEED_EXPORT_ENCODING': 'utf-8', 'LOG_FILE': '/var/lib/scrapyd/logs/catalog_extraction/mcmaster_carr/d0f96004c27611f09c134200a9fe0102.log', 'LOG_FORMAT': '%(asctime)s [%(name)s] (PID: %(process)d) %(levelname)s: ' '%(message)s', 'LOG_LEVEL': 'INFO', 'NEWSPIDER_MODULE': 'catalog_extraction.spiders', 'REQUEST_FINGERPRINTER_CLASS': 'scrapy_poet.ScrapyPoetRequestFingerprinter', 'REQUEST_FINGERPRINTER_IMPLEMENTATION': '2.7', 'RETRY_HTTP_CODES': [500, 502, 503, 504, 522, 524, 408, 429, 420], 'SPIDER_MODULES': ['catalog_extraction.spiders'], 'TWISTED_REACTOR': 'twisted.internet.asyncioreactor.AsyncioSelectorReactor', 'USER_AGENT': None} 2025-11-15 23:00:06 [scrapy_poet.injection] (PID: 104) INFO: Loading providers: [, , , , , , ] 2025-11-15 23:00:06 [scrapy.middleware] (PID: 104) INFO: Enabled downloader middlewares: ['scrapy.downloadermiddlewares.offsite.OffsiteMiddleware', 'scrapy.downloadermiddlewares.httpauth.HttpAuthMiddleware', 'scrapy.downloadermiddlewares.downloadtimeout.DownloadTimeoutMiddleware', 'scrapy.downloadermiddlewares.defaultheaders.DefaultHeadersMiddleware', 'scraping_utils.middlewares.downloaders.ProxyManagerDownloaderMiddleware', 'scrapy.downloadermiddlewares.useragent.UserAgentMiddleware', 'scrapy.downloadermiddlewares.httpproxy.HttpProxyMiddleware', 'scraping_utils.middlewares.downloaders.HeadersSpooferDownloaderMiddleware', 'scrapy_poet.InjectionMiddleware', 'scrapy.downloadermiddlewares.retry.RetryMiddleware', 'scrapy.downloadermiddlewares.redirect.MetaRefreshMiddleware', 'scrapy.downloadermiddlewares.httpcompression.HttpCompressionMiddleware', 'scrapy.downloadermiddlewares.redirect.RedirectMiddleware', 'scrapy.downloadermiddlewares.cookies.CookiesMiddleware', 'scrapy_poet.DownloaderStatsMiddleware'] 2025-11-15 23:00:06 [NotFoundHandlerSpiderMiddleware] (PID: 104) INFO: NotFoundHandlerSpiderMiddleware running on PRODUCTION environment. 2025-11-15 23:00:06 [scrapy.middleware] (PID: 104) INFO: Enabled spider middlewares: ['catalog_extraction.middlewares.NotFoundHandlerSpiderMiddleware', 'catalog_extraction.middlewares.FixtureSavingMiddleware', 'scrapy_poet.RetryMiddleware', 'scrapy.spidermiddlewares.referer.RefererMiddleware', 'scrapy.spidermiddlewares.urllength.UrlLengthMiddleware', 'scrapy.spidermiddlewares.depth.DepthMiddleware'] 2025-11-15 23:00:06 [scrapy.middleware] (PID: 104) INFO: Enabled item pipelines: ['catalog_extraction.pipelines.DuplicatedSKUsFilterPipeline', 'catalog_extraction.pipelines.DiscontinuedProductsAdjustmentPipeline', 'catalog_extraction.pipelines.PriceRoundingPipeline', 'scraping_utils.pipelines.AttachSupplierPipeline', 'spidermon.contrib.scrapy.pipelines.ItemValidationPipeline'] 2025-11-15 23:00:06 [scrapy.core.engine] (PID: 104) INFO: Spider opened 2025-11-15 23:00:06 [scrapy.extensions.closespider] (PID: 104) INFO: Spider will stop when no items are produced after 1800 seconds. 2025-11-15 23:00:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 0 pages (at 0 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:00:06 [scrapy.extensions.telnet] (PID: 104) INFO: Telnet console listening on 127.0.0.1:6023 2025-11-15 23:00:12 [ProxyManagerDownloaderMiddleware] (PID: 104) INFO: Using brd-customer-hl_13cda1e4-zone-sharedpool_datacenter_proxy as the default proxy for ProxyManagerDownloaderMiddleware. 2025-11-15 23:00:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire/cable-designation~fplr/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:16 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/inserts/thread-size~m30/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire/cable-designation~stw/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=steam-needle-valves&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cold-rolled-discs&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=steamers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=collapsible-containers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=collapsible-wire-containers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=collar-bearings/shaft-mount-type~clamp-on&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:34 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire/industry-designation~fplr&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=inserts/thread-size~m30&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9983429687264&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=collar%20bearings&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9983429687264%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002294857%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire/length~1/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire/industry-designation~stw&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:44 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/wire/industry-designation~fplr/ 2025-11-15 23:00:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire/outer-jacket-color~green/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9893535896715&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9893535896715%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002334725%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/collets/collet-size~22-mm/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:53 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/wire/industry-designation~stw/ 2025-11-15 23:00:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:00:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/insulation/for-use-on~plastic-1/for-use-on~polycarbonate/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=collets/collet-size~1-5-8&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/electrical-fitting-nuts/material~steel-2/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire/length~1&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=collets/collet-size~23-mm&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=steel-bolt-together-structural-framing-fittings&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 40 pages (at 40 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:01:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire/outer-insulation-color~green&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire-cable-clamps/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=3966958597415&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=collets&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B3966958597415%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000003347873%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=collets/collet-size~22mm&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1322029403092&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1322029403092%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001597104%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:13 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=3966958597415&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=collets&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B3966958597415%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000003311979%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:14 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/wire/outer-insulation-color~green/ 2025-11-15 23:01:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=insulation/for-use-on~polycarbonate-plastic&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=3274A131&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%223274A131%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:19 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/collets/collet-size~22mm/ 2025-11-15 23:01:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=steel-electrical-fitting-nuts&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/hose-fittings/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=3223A677&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%223223A677%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:25 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/insulation/for-use-on~polycarbonate-plastic/ 2025-11-15 23:01:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/interfaces/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire-cable-clamps&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/invar-rod-stock/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:34 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/inventory-boxes/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=3274A131&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%223274A131%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/inventory-control-labels/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=colored-grease-gun-bands&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=browse-pipe-tubing%2C-hose-and-fittings/hose-and-hose-fittings&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=3223A677&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%223223A677%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=interfaces&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/pipe-tees/fitting-connection~butt-weld/pipe-material~steel-2/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=invar-rod-stock&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9089665163862&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=browse%20pipe%20tubing%252C%20hose%20and%20fittings&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9089665163862%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22LEGACYGROUP%22%2C%22values%22%3A%7B%22productSetId%22%3A%223708861368158%22%7D%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=inventory-boxes&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:01:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=3274A131&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%223274A131%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=inventory-control-labels&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=3223A677&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%223223A677%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire-identification-tape/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 87 pages (at 47 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:02:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/iron-end-caps/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=iron-and-steel-butt-weld-pipe-tees&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=combination-square-blades/length~12&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/iron-pipe-couplings/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:16 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:16 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:02:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire-locks/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:20 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:02:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire-loops/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=6619637192909&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=combination%20square%20blades&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B6619637192909%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001622323%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire-identification-tape&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire-marking-decals/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=iron-end-caps&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/thumb-nuts/material~iron-1/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=iron-pipe-couplings&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire-locks&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=steel-pipe-tees&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire-loops&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/iron-wrenches/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire-mesh-slings/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire-marking-decals&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/roller-chain/chain-standard~iso/roller-chain-trade-number~08b-2/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=iron-thumb-nuts&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire-rollers/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire-protection-sleeving/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire-rope-accessories/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:02:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/hose-fittings/quick-disconnect-style~iso-series-b/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=iron-wrenches&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 129 pages (at 42 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:03:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire-mesh-slings&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=iso-08b-2-roller-chain&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/interfaces/electrical-connection~ix-industrial/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:13 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire-rollers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire-protection-sleeving&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire-rope-accessories&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=steel-shot&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire-rope-links/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=iso-series-b-hose-fittings&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/jacks/jack-type~lifting-bag/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire-rope-sheaves/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=ix-industrial-interfaces&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire-rope-thimbles/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire-sleeving/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:34 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wire-terminals/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire-rope-links&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/jam-nuts/thread-size~5-16-18/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=jacks/jack-type~lifting-bag&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire-rope-sheaves&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=commercially-pure-nickel&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire-rope-thimbles&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/jam-nuts/thread-size~m14/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire-sleeving&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9965639372038&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9965639372038%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001968599%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wire-terminals&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:03:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wood-bar-stock/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=jam-nuts/thread-size~5-16-18&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=28935T121&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2228935T121%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 174 pages (at 45 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:04:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=jam-nuts/thread-size~m14&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=940728682702&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B940728682702%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002333458%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=compressed-air-receivers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:16 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=compressed-air-reservoirs&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wood-bar-stock&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=compressed-gas-valves&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=940728682702&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B940728682702%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002334532%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=stellite-cobalt-6b&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=28935T121&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2228935T121%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:22 [scrapy.core.scraper] (PID: 104) ERROR: Spider error processing (referer: https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=jam-nuts/thread-size~5-16-18&srchtxt=&mixedworld=force&workstationdata=true) Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/scrapy/utils/defer.py", line 327, in iter_errback yield next(it) ^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/referer.py", line 379, in return (self._set_referer(r, response) for r in result) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/urllength.py", line 57, in return (r for r in result if self._filter(r, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/depth.py", line 54, in return (r for r in result if self._filter(r, response, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/var/lib/scrapyd/eggs/catalog_extraction/1758126308.egg/catalog_extraction/spiders/mcmaster_carr.py", line 284, in parse_partial_data if table_data.get("partNumber") == sku: ^^^^^^^^^^^^^^ AttributeError: 'NoneType' object has no attribute 'get' 2025-11-15 23:04:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=stencil-rollers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:29 [scrapy.core.scraper] (PID: 104) ERROR: Spider error processing (referer: https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=jam-nuts/thread-size~m14&srchtxt=&mixedworld=force&workstationdata=true) Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/scrapy/utils/defer.py", line 327, in iter_errback yield next(it) ^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/referer.py", line 379, in return (self._set_referer(r, response) for r in result) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/urllength.py", line 57, in return (r for r in result if self._filter(r, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/depth.py", line 54, in return (r for r in result if self._filter(r, response, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/var/lib/scrapyd/eggs/catalog_extraction/1758126308.egg/catalog_extraction/spiders/mcmaster_carr.py", line 284, in parse_partial_data if table_data.get("partNumber") == sku: ^^^^^^^^^^^^^^ AttributeError: 'NoneType' object has no attribute 'get' 2025-11-15 23:04:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wood-screws/drive-size~no-1/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:34 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wood-screws/drive-style~square/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wood-screws/finish~zinc-yellow-chromate-plated/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=28935T121&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2228935T121%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=compression-lug-terminals&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=step-drill-bits&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wood-screws/length~3-1-4/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=step-drills&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=compression-tube-plugs/fitting-connection~luer-lock&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wood-screws/drive-size~no-1&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wood-screws/drive-style~square&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wood-screws/finish~zinc-yellow-chromate-plated&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=6077604895456&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=compression%20tube%20plugs&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B6077604895456%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002362024%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:04:59 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:05:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=2724637663046&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B2724637663046%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000003488435%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/jaws/vise-type~trailer-hitch/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=2724637663046&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B2724637663046%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000000020582%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 225 pages (at 51 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:05:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=2724637663046&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B2724637663046%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001547790%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5194K411&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225194K411%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=90031A108&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2290031A108%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=computer-carts&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wood-screws/length~3-1-4&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=computer-fan-filters&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=computer-holders&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=jaws/vise-type~trailer-hitch&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=2724637663046&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B2724637663046%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001630299%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wood-screws/screw-size~no-3/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=computer-power-cords&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5194K411&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225194K411%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=90031A108&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2290031A108%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9979038566398&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9979038566398%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001978334%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=bumper-wheel-rollers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=2564N11&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%222564N11%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=2724637663046&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B2724637663046%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001630299%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wood-screws/screw-size~no-3&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=stereo-microscopes&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5194K411&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225194K411%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=90031A108&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2290031A108%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=concrete-nails&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=2724637663046&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B2724637663046%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002334345%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=sterilization-bags&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:05:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/work-positioners/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=2564N11&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%222564N11%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=2724637663046&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B2724637663046%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001630299%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 277 pages (at 52 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:06:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=92114A094&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2292114A094%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/kanban-bins/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:09 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:06:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:10 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:06:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/labels/message~keep-dry/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:13 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/workbenches/adjustability~adjustable/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/workbenches/frame-material~aluminum-1/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=work-positioners&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=2564N11&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%222564N11%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:23 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:06:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=92114A094&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2292114A094%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=kanban-bins&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=stirring-rods&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keep-dry-labels&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:34 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=workbenches/adjustability~adjustable&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number~0794/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=workbenches/frame-material~aluminum&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:41 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:06:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=conduit/thread-size~pg-7&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=92114A094&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2292114A094%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=8316204383934&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B8316204383934%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001485466%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number-equivalent~1007la/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:48 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/workbenches/frame-material~aluminum/ 2025-11-15 23:06:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number-equivalent~1043j/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=5860541886895&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=conduit&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B5860541886895%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002454937%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number~10r01/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:06:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~0794&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=conical-tanks&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=75145K51&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2275145K51%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:02 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:07:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 324 pages (at 47 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:07:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~1007la&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number~10r52/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9260934905351&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9260934905351%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002400967%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~1043j&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=connectors/for-use-with~hydrogen-sulfide&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:13 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~10r01&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:15 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/keys/key-number~1007la/ 2025-11-15 23:07:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:19 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/keys/key-number~1043j/ 2025-11-15 23:07:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9989162792774&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=connectors&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9989162792774%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002968023%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number~17r79/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=75145K51&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2275145K51%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=bushing-stock&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9260934905351&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9260934905351%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002400773%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/connectors/nema-type~l7-15/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~10r52&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=79215A716&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2279215A716%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9260934905351&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9260934905351%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002400366%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=connectors/number-of-poles~37&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=storage-bins/space-saving-features~collapsible&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~17r79&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9260934905351&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9260934905351%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002400773%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=75145K51&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2275145K51%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9989162792774&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=connectors&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9989162792774%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001516957%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=7548746761995&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=storage%20bins&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B7548746761995%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001974061%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9260934905351&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9260934905351%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002400670%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=connectors/nema-style~l7-15&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=storage-cabinets/color~red&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=79215A716&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2279215A716%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=connectors/specifications-met~din-3870&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:07:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=8903T75&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%228903T75%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:00 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/connectors/nema-style~l7-15/ 2025-11-15 23:08:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=5822928825602&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=storage%20cabinets&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B5822928825602%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001522000%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9989162792774&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=connectors&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9989162792774%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002139330%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9260934905351&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9260934905351%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002400773%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:06 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:08:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 376 pages (at 52 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:08:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=7548746761995&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=storage%20bins&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B7548746761995%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001974061%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=79215A716&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2279215A716%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:16 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=7903N128&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%227903N128%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=8903T75&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%228903T75%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=connectors/specifications-met~nas1564j16-12&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=connectors/thread-type~anpt&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:23 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:08:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=7548746761995&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=storage%20bins&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B7548746761995%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001974061%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=connectors/thread-type~npsc&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9989162792774&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=connectors&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9989162792774%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002089756%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=containers/capacity~10000-ml&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9989162792774&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=connectors&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9989162792774%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002102042%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:32 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:08:34 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=7903N128&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%227903N128%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9989162792774&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=connectors&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9989162792774%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002121647%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=8903T75&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%228903T75%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9958071509783&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=containers&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9958071509783%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002086555%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5482K164&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225482K164%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=containers/capacity~120-gal&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5482K11&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225482K11%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:46 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:08:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=46685K261&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2246685K261%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=strainers/fitting-connection~barbed-2&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9958071509783&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=containers&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9958071509783%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002095698%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=7903N128&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%227903N128%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:54 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:08:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number-equivalent~a1515/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5482K164&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225482K164%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/wyes/fitting-connection~loc-line/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:08:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9758266108659&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=strainers&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9758266108659%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002361852%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5482K11&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225482K11%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 430 pages (at 54 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:09:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=46685K261&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2246685K261%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:12 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:09:13 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number~by11/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:16 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~a1515&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5482K164&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225482K164%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=wyes/connection-style~loc-line&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=strainers/for-use-with~plating-solutions&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5482K11&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225482K11%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=strainers/material~aluminum-2&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/xl-series-timing-belts/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:25 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/keys/key-number~a1515/ 2025-11-15 23:09:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:27 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/wyes/connection-style~loc-line/ 2025-11-15 23:09:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9758266108659&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=strainers&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9758266108659%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002965241%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=46685K261&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2246685K261%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9758266108659&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=strainers&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9758266108659%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000000008512%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:35 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:09:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~by11&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number-equivalent~ch24r/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:40 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:09:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number-equivalent~d1054k/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=xl-series-timing-belts&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9260934905351&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9260934905351%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002400680%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=strapping-crimpers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:49 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:09:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/containers/capacity~0-67-fl-oz/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~ch24r&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:09:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/containers/capacity~1-25-gal/capacity~1-1-4-gal/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=bushings/thread-size~1-2-13&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~d1054k&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number-equivalent~k102/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/keys/key-number~ea47/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:04 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/keys/key-number~ch24r/ 2025-11-15 23:10:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 475 pages (at 45 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:10:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/butterfly-nuts/material~zinc/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/straps/material~brass-2/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=8821491978506&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=bushings&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B8821491978506%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002334836%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=containers/capacity-weight-~0-67-oz-&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:10 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/keys/key-number~d1054k/ 2025-11-15 23:10:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number~p105/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=containers/capacity-weight-~1-1-4-gal-&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:19 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/containers/capacity-weight-~0-67-oz-/ 2025-11-15 23:10:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number~p164/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~k102&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=zinc-alloy-butterfly-nuts&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:24 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/containers/capacity-weight-~1-1-4-gal-/ 2025-11-15 23:10:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=straps/material~brass&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/containers/capacity~4-5-gal/capacity~4-1-2-gal/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/keys/key-number~ea47/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number~p761/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~p105&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:32 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/keys/key-number~k102/ 2025-11-15 23:10:35 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/straps/material~brass/ 2025-11-15 23:10:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number~sb53/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9260934905351&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9260934905351%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002400868%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~p164&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/zip-ties/overall-length~1-7-16/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/containers/capacity~400-gal/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number-equivalent~sc8/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=containers/capacity-weight-~4-1-2-gal-&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~p761&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9260934905351&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9260934905351%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002400354%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:52 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): Could not open CONNECT tunnel with proxy brd.superproxy.io:22225 [{'status': 502, 'reason': b'Proxy Error: server_error Error creating ext request: TUN_ERR: Destination host connect timeout'}] 2025-11-15 23:10:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:52 [scrapy.core.scraper] (PID: 104) ERROR: Error downloading Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/twisted/internet/defer.py", line 2013, in _inlineCallbacks result = context.run( ^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/twisted/python/failure.py", line 467, in throwExceptionIntoGenerator return g.throw(self.value.with_traceback(self.tb)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/downloader/middleware.py", line 68, in process_request return (yield download_func(request, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ scrapy.core.downloader.handlers.http11.TunnelError: Could not open CONNECT tunnel with proxy brd.superproxy.io:22225 [{'status': 502, 'reason': b'Proxy Error: server_error Error creating ext request: TUN_ERR: Destination host connect timeout'}] 2025-11-15 23:10:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~sb53&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:55 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/containers/capacity-weight-~4-1-2-gal-/ 2025-11-15 23:10:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number~sm124/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:10:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9260934905351&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9260934905351%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002400873%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=zip-ties/length~1-7-16&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=containers/capacity-weight-~400-gal-&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9260934905351&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9260934905351%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002400809%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number~sm22/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 514 pages (at 39 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:11:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~sc8&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9722797833693&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9722797833693%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001625480%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/containers/capacity~88-fl-oz/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:11 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/containers/capacity-weight-~400-gal-/ 2025-11-15 23:11:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:14 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/keys/key-number~sc8/ 2025-11-15 23:11:16 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=bussmann-type-fuses&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~sm124&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:18 [scrapy.core.scraper] (PID: 104) ERROR: Spider error processing (referer: https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=zip-ties/length~1-7-16&srchtxt=&mixedworld=force&workstationdata=true) Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/scrapy/utils/defer.py", line 327, in iter_errback yield next(it) ^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/referer.py", line 379, in return (self._set_referer(r, response) for r in result) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/urllength.py", line 57, in return (r for r in result if self._filter(r, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/depth.py", line 54, in return (r for r in result if self._filter(r, response, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/var/lib/scrapyd/eggs/catalog_extraction/1758126308.egg/catalog_extraction/spiders/mcmaster_carr.py", line 284, in parse_partial_data if table_data.get("partNumber") == sku: ^^^^^^^^^^^^^^ AttributeError: 'NoneType' object has no attribute 'get' 2025-11-15 23:11:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/key-number-equivalent~y4/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/zip-ties/length~5-1-2/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/keys/manufacturer-equivalent~segal/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~sm22&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9260934905351&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9260934905351%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002400884%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/conveyor-belt-lacing/hook-type~long-leg-ll/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=containers/capacity-weight-~88-fl-oz-&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=continuity-testers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/zirconia-alumina-sanding-sleeves/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9260934905351&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9260934905351%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002401193%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/key-number~y4&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:40 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/containers/capacity-weight-~88-fl-oz-/ 2025-11-15 23:11:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=zip-ties/length~5-1-2&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=keys/manufacturer~segal&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/zirconia-ceramic-rods/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=conveyor-belt-lacing/hook-style~long-leg-ll&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:49 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/keys/key-number~y4/ 2025-11-15 23:11:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/knobs/grip-style~smooth/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/knives/for-use-on~ptfe/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9722797833693&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9722797833693%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001613826%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:53 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/keys/manufacturer~segal/ 2025-11-15 23:11:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=zirconia-alumina-sanding-sleeves&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:11:58 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/conveyor-belt-lacing/hook-style~long-leg-ll/ 2025-11-15 23:12:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/knobs/handle-style~edge-pull/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/struts/material~aluminum-2/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 556 pages (at 42 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:12:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/knobs/thread-size~m3/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=knobs/grip-style~smooth&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/knobs/thread-size~m6/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=knives/for-use-on~ptfe&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:16 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=conveyor-rollers/between-frame-width~21&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/knockout-cutters/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=knobs/handle-style~edge-pull&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=8323758595347&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B8323758595347%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001509304%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=struts/material~aluminum&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=2846472700070&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B2846472700070%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002929668%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=conveyor-rollers/between-frame-width~32&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1360744530601&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=conveyor%20rollers&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1360744530601%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000000111888%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=knobs/thread-size~m3&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=8323758595347&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B8323758595347%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001969479%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=zirconia-ceramic-rods&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:31 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/struts/material~aluminum/ 2025-11-15 23:12:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=knobs/thread-size~m6&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:34 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=3857A11&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%223857A11%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1360744530601&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=conveyor%20rollers&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1360744530601%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000000087944%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=knockout-cutters&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=2277T23&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%222277T23%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=8323758595347&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B8323758595347%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000000009836%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/knurled-cup-point-set-screws/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:41 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/knobs/thread-size~m6/ 2025-11-15 23:12:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=2277T57&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%222277T57%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/knurled-head-thumb-bolts/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/knurling-wheels/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/knurls/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=3857A11&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%223857A11%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=2277T23&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%222277T23%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:12:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=knurled-cup-point-set-screws&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=2277T57&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%222277T57%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 605 pages (at 49 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:13:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=c-brackets&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=knurled-head-thumb-bolts&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=knurling-wheels&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=c-washers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=knurls&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:13 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=3857A11&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%223857A11%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=2277T23&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%222277T23%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=2277T57&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%222277T57%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/lathes/cut-type~along-the-length-turning/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/lathes/cut-type~knurling/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cabinet-knob-screws&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:32 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:13:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:35 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:13:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=copper-tube-flanges&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=support-buttons&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cord-end-ferrules&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:45 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:13:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lathes/cut-type~along-the-length-turning&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lathes/cut-type~knurling&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/lavatory-equipment/manufacturer-model-number~125-001de/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cord-grips/material~bronze-1&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/lavatory-equipment/manufacturer-model-number~173-002/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:13:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/surveyors-transits/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cord-grips/thread-size~pg-13-5&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=2919599794209&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B2919599794209%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002265341%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=2919599794209&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B2919599794209%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002233070%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 652 pages (at 47 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:14:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=surveillance-cameras&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=3111105495877&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=cord%20grips&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B3111105495877%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002455188%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=3111105495877&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=cord%20grips&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B3111105495877%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000000050743%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=1617N21&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%221617N21%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:13 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lavatory-equipment/manufacturer-model-number~125-001de&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cords/computer-connection-type~db15&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lavatory-equipment/manufacturer-model-number~173-002&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=surveyors%27-transits&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=69915K116&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2269915K116%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1731192636428&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1731192636428%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002121910%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/cords/cable-designation~rg-62a-u/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9957431150989&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=cords&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9957431150989%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002453085%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1731192636428&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1731192636428%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002143015%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=1617N21&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%221617N21%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/cords/connects-to~electrical-box/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:34 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=7925K544&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%227925K544%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=69915K116&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2269915K116%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=sweat-end-gate-valves&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/lavatory-equipment/manufacturer-model-number~f-5-aw/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cords/industry-designation~rg-62a-u&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=sweeper-brushes&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=1617N21&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%221617N21%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:51 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/cords/industry-designation~rg-62a-u/ 2025-11-15 23:14:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=7925K544&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%227925K544%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cords/connection-type~electrical-box&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=69915K116&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2269915K116%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:14:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=core-plugs&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lavatory-equipment/manufacturer-model-number~f-5-aw&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/lavatory-equipment/manufacturer-model-number~p6000-ec13/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 700 pages (at 48 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:15:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=switches/actuator-style~dual-switch-roller-lever&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:09 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/cords/connection-type~electrical-box/ 2025-11-15 23:15:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1731192636428&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1731192636428%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002144837%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:13 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:13 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:15:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=7925K544&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%227925K544%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9241362370870&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=switches&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9241362370870%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001936329%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:16 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:15:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/cable/material~iron-1/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:19 [scrapy.core.scraper] (PID: 104) ERROR: Spider error processing (referer: https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lavatory-equipment/manufacturer-model-number~f-5-aw&srchtxt=&mixedworld=force&workstationdata=true) Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/scrapy/utils/defer.py", line 327, in iter_errback yield next(it) ^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/referer.py", line 379, in return (self._set_referer(r, response) for r in result) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/urllength.py", line 57, in return (r for r in result if self._filter(r, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/depth.py", line 54, in return (r for r in result if self._filter(r, response, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/var/lib/scrapyd/eggs/catalog_extraction/1758126308.egg/catalog_extraction/spiders/mcmaster_carr.py", line 284, in parse_partial_data if table_data.get("partNumber") == sku: ^^^^^^^^^^^^^^ AttributeError: 'NoneType' object has no attribute 'get' 2025-11-15 23:15:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cork-message-boards&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lavatory-equipment/manufacturer-model-number~p6000-ec13&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/lavatory-equipment/manufacturer-model-number~p6000-eur-ws1/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/lavatory-equipment/manufacturer-model-number~p6000-j1/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=7303K12&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%227303K12%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=switches/actuator-style~handle&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1731192636428&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1731192636428%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002131175%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:34 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:15:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cable/material~iron&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9241362370870&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=switches&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9241362370870%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001931995%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/lavatory-signs/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=switches/enclosure-rating~nema-3r&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:41 [scrapy.core.scraper] (PID: 104) ERROR: Spider error processing (referer: https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lavatory-equipment/manufacturer-model-number~p6000-ec13&srchtxt=&mixedworld=force&workstationdata=true) Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/scrapy/utils/defer.py", line 327, in iter_errback yield next(it) ^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/referer.py", line 379, in return (self._set_referer(r, response) for r in result) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/urllength.py", line 57, in return (r for r in result if self._filter(r, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/depth.py", line 54, in return (r for r in result if self._filter(r, response, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/var/lib/scrapyd/eggs/catalog_extraction/1758126308.egg/catalog_extraction/spiders/mcmaster_carr.py", line 284, in parse_partial_data if table_data.get("partNumber") == sku: ^^^^^^^^^^^^^^ AttributeError: 'NoneType' object has no attribute 'get' 2025-11-15 23:15:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lavatory-equipment/manufacturer-model-number~p6000-eur-ws1&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lavatory-equipment/manufacturer-model-number~p6000-j1&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:45 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/cable/material~iron/ 2025-11-15 23:15:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/switches/panel-cutout-diameter~17-32/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=7303K12&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%227303K12%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:47 [scrapy.core.scraper] (PID: 104) ERROR: Spider error processing (referer: https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=switches/actuator-style~handle&srchtxt=&mixedworld=force&workstationdata=true) Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/scrapy/utils/defer.py", line 327, in iter_errback yield next(it) ^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/referer.py", line 379, in return (self._set_referer(r, response) for r in result) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/urllength.py", line 57, in return (r for r in result if self._filter(r, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/depth.py", line 54, in return (r for r in result if self._filter(r, response, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/var/lib/scrapyd/eggs/catalog_extraction/1758126308.egg/catalog_extraction/spiders/mcmaster_carr.py", line 284, in parse_partial_data if table_data.get("partNumber") == sku: ^^^^^^^^^^^^^^ AttributeError: 'NoneType' object has no attribute 'get' 2025-11-15 23:15:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9241362370870&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=switches&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9241362370870%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000000120458%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1731192636428&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1731192636428%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002136739%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/cable/wire-and-cable-use~hook-up-and-lead/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1731192636428&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1731192636428%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002140384%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/ldpe-bars/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:15:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lavatory-signs&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/lead-screw-protectors/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:03 [scrapy.core.scraper] (PID: 104) ERROR: Spider error processing (referer: https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lavatory-equipment/manufacturer-model-number~p6000-eur-ws1&srchtxt=&mixedworld=force&workstationdata=true) Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/scrapy/utils/defer.py", line 327, in iter_errback yield next(it) ^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/referer.py", line 379, in return (self._set_referer(r, response) for r in result) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/urllength.py", line 57, in return (r for r in result if self._filter(r, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/depth.py", line 54, in return (r for r in result if self._filter(r, response, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/var/lib/scrapyd/eggs/catalog_extraction/1758126308.egg/catalog_extraction/spiders/mcmaster_carr.py", line 284, in parse_partial_data if table_data.get("partNumber") == sku: ^^^^^^^^^^^^^^ AttributeError: 'NoneType' object has no attribute 'get' 2025-11-15 23:16:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:05 [scrapy.core.scraper] (PID: 104) ERROR: Spider error processing (referer: https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lavatory-equipment/manufacturer-model-number~p6000-j1&srchtxt=&mixedworld=force&workstationdata=true) Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/scrapy/utils/defer.py", line 327, in iter_errback yield next(it) ^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/referer.py", line 379, in return (self._set_referer(r, response) for r in result) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/urllength.py", line 57, in return (r for r in result if self._filter(r, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/depth.py", line 54, in return (r for r in result if self._filter(r, response, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/var/lib/scrapyd/eggs/catalog_extraction/1758126308.egg/catalog_extraction/spiders/mcmaster_carr.py", line 284, in parse_partial_data if table_data.get("partNumber") == sku: ^^^^^^^^^^^^^^ AttributeError: 'NoneType' object has no attribute 'get' 2025-11-15 23:16:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 745 pages (at 45 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:16:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=switches/for-panel-cutout-diameter~17-32&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=7303K12&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%227303K12%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/lead-solder/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/markers/for-use-on~leather-2/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/countersinks/countersink-angle~120/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:16 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cable/use-for~panel-and-equipment-hook-up-&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=ldpe-bars&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:18 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/switches/for-panel-cutout-diameter~17-32/ 2025-11-15 23:16:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/leather-washers/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lead-screw-protectors&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:25 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/cable/use-for~panel-and-equipment-hook-up-/ 2025-11-15 23:16:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/led-emergency-lights/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:30 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:16:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lead-solder&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:34 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=leather-markers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=countersinks/countersink-angle~120-&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/leds/bulb-shape-number~a23/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=leather-washers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/switches/door-switch-speed~instant-open/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:43 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/countersinks/countersink-angle~120-/ 2025-11-15 23:16:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=switches/panel-cutout-diameter~2-19-32&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=led-emergency-lights&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/level-detectors/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/leveling-washers/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=couplings/for-use-with~dust&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9241362370870&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=switches&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9241362370870%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002213880%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:16:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=LEDs/bulb-shape-number~a23&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=switches/switch-action~instant-open&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9981342947220&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=couplings&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9981342947220%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002991259%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=couplings/for-use-with~hydrogen-iodide&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 790 pages (at 45 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:17:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9948839639468&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9948839639468%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002060807%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5559N11&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225559N11%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/switches/switching-current~2-2-amp/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=level-detectors&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9241362370870&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=switches&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9241362370870%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001604861%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=leveling-washers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9981342947220&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=couplings&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9981342947220%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002967215%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=7133N6&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%227133N6%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=1449T36&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%221449T36%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=couplings/for-use-with~methyl-chloride&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=79215A716&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2279215A716%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5559N11&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225559N11%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=switches/switching-current~2-2a&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9981342947220&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=couplings&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9981342947220%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002968367%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/levels/thread-size~1-2-10/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=switches/switching-current~140-amp&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/couplings/for-use-with~resin/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=7133N6&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%227133N6%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:34 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=1449T36&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%221449T36%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:37 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/switches/switching-current~2-2a/ 2025-11-15 23:17:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=79215A671&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2279215A671%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9241362370870&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=switches&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9241362370870%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001628959%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=79215A716&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2279215A716%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5559N11&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225559N11%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=levels/thread-size~1-2-10&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=6564K99&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%226564K99%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=couplings/for-use-with~resins&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=7133N6&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%227133N6%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=1449T36&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%221449T36%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=79215A671&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2279215A671%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=couplings/for-use-with~varnish&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:17:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=4945834745524&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B4945834745524%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002449455%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:00 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/couplings/for-use-with~resins/ 2025-11-15 23:18:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=79215A716&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2279215A716%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:05 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:18:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 843 pages (at 53 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:18:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9981342947220&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=couplings&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9981342947220%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000003179272%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/levels/thread-size~5-8-8/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=6564K99&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%226564K99%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:11 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:18:13 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:13 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:18:16 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/levels/thread-size~8-32/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=79215A671&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2279215A671%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5596K41&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225596K41%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:21 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:18:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/levers/clamp-type~c/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=couplings/shape~270-bend&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=levels/thread-size~5-8-8&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=couplings/shape~70-elbow&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=levels/thread-size~8-32&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:33 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:18:34 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=6564K99&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%226564K99%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5596K41&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225596K41%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/batteries/manufacturer-equivalent-number~lic1865026cc/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cable-raceways&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9981342947220&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=couplings&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9981342947220%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002310632%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=4945834745524&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B4945834745524%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002453021%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9981342947220&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=couplings&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9981342947220%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002313119%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=levers/clamp-type~c&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=4945834745524&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B4945834745524%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000000060837%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=1906N31&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%221906N31%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9978677157349&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9978677157349%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001929614%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:50 [scrapy.core.scraper] (PID: 104) ERROR: Spider error processing (referer: https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=couplings/shape~70-elbow&srchtxt=&mixedworld=force&workstationdata=true) Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/scrapy/utils/defer.py", line 327, in iter_errback yield next(it) ^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/referer.py", line 379, in return (self._set_referer(r, response) for r in result) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/urllength.py", line 57, in return (r for r in result if self._filter(r, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/depth.py", line 54, in return (r for r in result if self._filter(r, response, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/var/lib/scrapyd/eggs/catalog_extraction/1758126308.egg/catalog_extraction/spiders/mcmaster_carr.py", line 284, in parse_partial_data if table_data.get("partNumber") == sku: ^^^^^^^^^^^^^^ AttributeError: 'NoneType' object has no attribute 'get' 2025-11-15 23:18:52 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:18:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5596K41&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225596K41%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lic1865026cc-batteries&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:18:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/lifting-hooks/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5133A11&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225133A11%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=switches/switching-voltage~30v-ac&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=switches/switching-voltage~60v-ac&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 897 pages (at 54 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:19:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=1906N31&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%221906N31%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=couplings/thread-size~3-4-6&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:10 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:19:13 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=couplings/thread-size~7-8-6&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:13 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9241362370870&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=switches&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9241362370870%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001623791%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:16 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9241362370870&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=switches&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9241362370870%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002138788%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lifting-hooks&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5133A11&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225133A11%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9981342947220&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=couplings&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9981342947220%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002455616%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9981342947220&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=couplings&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9981342947220%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002451921%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cable-tie-downs&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=8001K85&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%228001K85%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=1853N3&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%221853N3%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=1906N31&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%221906N31%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=93023A663&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2293023A663%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=93023A665&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2293023A665%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cpvc-cement&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=5133A11&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%225133A11%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-base-type~socket/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=8001K85&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%228001K85%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=1853N3&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%221853N3%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:47 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:19:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-shape~pear/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cpvc-pipe-tees&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=93023A663&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2293023A663%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=93023A665&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2293023A665%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-shape~pointed/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:19:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:00 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:20:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/base-type~socket&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=8001K85&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%228001K85%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=1853N3&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%221853N3%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 948 pages (at 51 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:20:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/bulb-shape~pear&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=93023A663&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2293023A663%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=93023A665&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2293023A665%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:11 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/base-type~socket/ 2025-11-15 23:20:13 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1024807243217&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1024807243217%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000000078975%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:16 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/bulb-shape~pointed&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=crane-rails&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=crane-trolleys&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:21 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:20:23 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:20:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=15115K68&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2215115K68%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1024807243217&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1024807243217%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000000137786%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:26 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:20:29 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:20:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=swivels/thread-size~1-1-4-5&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:34 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/swivels/thread-size~1-7-8-12-1/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/swivels/thread-size~2-1-2-4-1/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9995889107271&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=swivels&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9995889107271%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002455506%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-shape-number~t6-1-2-1/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=critical-application-freezers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=15115K68&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2215115K68%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/color~yellow/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=swivels/thread-size~10-24&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=swivels/thread-size~6-40&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=swivels/thread-size~1-7-8-12&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=swivels/thread-size~2-1-2-4&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:20:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9995889107271&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=swivels&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9995889107271%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002334743%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9995889107271&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=swivels&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9995889107271%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002333393%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/bulb-shape-number~t6-1-2&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:04 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/swivels/thread-size~1-7-8-12/ 2025-11-15 23:21:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 998 pages (at 50 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:21:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=15115K68&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%2215115K68%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/color~yellow&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:07 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/swivels/thread-size~2-1-2-4/ 2025-11-15 23:21:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=swivels/thread-size~m10&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:12 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/bulb-shape-number~t6-1-2/ 2025-11-15 23:21:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/crowfeet/drive-size~11-mm/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=swivels/thread-size~m7&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~1156/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1024807243217&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1024807243217%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001536684%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/crowfeet/drive-size~20-mm/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9995889107271&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=swivels&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9995889107271%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000000038594%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9995889107271&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=swivels&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9995889107271%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002333500%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:25 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:21:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/crowfeet/drive-size~32-mm/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=6570T1&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%226570T1%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=crowfeet/drive-size~19-mm-1&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=crowfeet/drive-size~11-mm-1&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=2333N263&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%222333N263%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/crowfeet/drive-size~19-mm-1/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~1156&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=5933689897561&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=crowfeet&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B5933689897561%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000003489898%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~1437/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=crowfeet/drive-size~20-mm-1&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:42 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/crowfeet/drive-size~11-mm-1/ 2025-11-15 23:21:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=crowfeet/drive-size~32-mm-1&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:47 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~1156/ 2025-11-15 23:21:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=6570T1&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%226570T1%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:51 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/crowfeet/drive-size~20-mm-1/ 2025-11-15 23:21:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=2333N263&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%222333N263%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=crowfeet/size~19-mm&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:21:56 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/crowfeet/drive-size~32-mm-1/ 2025-11-15 23:21:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~1665if/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~1437&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=syringes/capacity~0-005-ml&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:04 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/crowfeet/size~19-mm/ 2025-11-15 23:22:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 1044 pages (at 46 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:22:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=6570T1&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%226570T1%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~1823/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=syringes/capacity~0-1-ml&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:10 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~1437/ 2025-11-15 23:22:13 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=2333N263&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%222333N263%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/syringes/capacity~0-05-ml/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1134507702014&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=syringes&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1134507702014%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002106523%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:16 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=crusher-compactors&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~1665if&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~250q-cl-dc/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1134507702014&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=syringes&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1134507702014%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002081483%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=6500T71&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%226500T71%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:25 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:22:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~1823&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:28 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~1665if/ 2025-11-15 23:22:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=6500T53&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%226500T53%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:31 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:22:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=syringes/capacity-weight-~0-05-ml&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/t-handles/drive-size~2-5-mm/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:37 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~1823/ 2025-11-15 23:22:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~3156ll/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~250q-cl-dc&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:41 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/syringes/capacity-weight-~0-05-ml/ 2025-11-15 23:22:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=6500T71&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%226500T71%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=calibration-gauges&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:48 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~250q-cl-dc/ 2025-11-15 23:22:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=6500T53&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%226500T53%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/t-handles/drive-size~t40/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=t-handles/drive-size~t10&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=t-handles/drive-size~2-5-mm-1&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=custom-magnetic-signs&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:22:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~3156ll&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9944536682256&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=t%20handles&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9944536682256%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000003489863%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=6500T71&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%226500T71%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:03 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/t-handles/drive-size~2-5-mm-1/ 2025-11-15 23:23:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 1093 pages (at 49 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:23:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:07 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~3156ll/ 2025-11-15 23:23:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=6500T53&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%226500T53%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=t-handles/drive-size~t40-1&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cut-resistant-chaps&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~4515/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~53r/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cutoff-wheel-arbors&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:19 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/t-handles/drive-size~t40-1/ 2025-11-15 23:23:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~561/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:23 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:23:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cutoff-wheels/arbor-hole-size~3-8&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:29 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:23:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~69/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~657/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~4515&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~787/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=765203497970&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=cutoff%20wheels&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B765203497970%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001512427%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~53r&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/v-belts/belt-trade-number~cx120/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~561&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:44 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~4515/ 2025-11-15 23:23:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=4550A52&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%224550A52%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:47 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~53r/ 2025-11-15 23:23:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cutting-tweezers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~69&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~657&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:53 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~561/ 2025-11-15 23:23:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~787&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~9003/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~9006-80w/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cx120-v-belts&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:23:59 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~69/ 2025-11-15 23:24:01 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~657/ 2025-11-15 23:24:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~9055/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:03 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~787/ 2025-11-15 23:24:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 1138 pages (at 45 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:24:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=4550A52&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%224550A52%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/t-slots/t-slotted-framing-component~sensor-holder/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/t-slots/t-slotted-framing-component~tabletop-bracket/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:13 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~9003&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:16 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~9006-80w&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~917/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cylinder-holders&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~9055&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cylinder-signs&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:24 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~9003/ 2025-11-15 23:24:25 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~9006-80w/ 2025-11-15 23:24:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=4550A52&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%224550A52%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=t-slots/t-slot-framing-component~sensor-holder&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=t-slots/t-slot-framing-component~tabletop-bracket&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:31 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~9055/ 2025-11-15 23:24:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~939/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~97/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~917&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:40 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/t-slots/t-slot-framing-component~sensor-holder/ 2025-11-15 23:24:40 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/t-slots/t-slot-framing-component~tabletop-bracket/ 2025-11-15 23:24:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~btm/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=calipers/measures~outside&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:46 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:24:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:48 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~917/ 2025-11-15 23:24:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/t-slotted-framing-rail-slides/t-slotted-framing-slide-type~pivoting/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~ess/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=t-slots/thread-size~7-16-14&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~939&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=8826536049195&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=calipers&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B8826536049195%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002145195%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~97&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:24:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/bulb-trade-number~g15t8/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9950050661528&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=t%20slots&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9950050661528%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002334325%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~btm&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:03 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~939/ 2025-11-15 23:25:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:06 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~97/ 2025-11-15 23:25:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 1183 pages (at 45 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:25:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=t-slotted-framing-rail-slides/rail-slide-type~pivoting&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=dc-powered-electromagnets&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~ess&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:12 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~btm/ 2025-11-15 23:25:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:16 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=8826536049195&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=calipers&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B8826536049195%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002145195%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:17 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/t-slotted-framing-rail-slides/rail-slide-type~pivoting/ 2025-11-15 23:25:19 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~ess/ 2025-11-15 23:25:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/density-meters/measurement-unit~baume/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/voltage~15v-ac/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/trade-number~g15t8&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=decorative-steel&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=t-slotted-framing-structural-brackets/material~6560-aluminum&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/voltage~48v-dc-1/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:32 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/trade-number~g15t8/ 2025-11-15 23:25:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=8826536049195&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=calipers&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B8826536049195%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002145195%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=5119295949458&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=t%20slotted%20framing%20structural%20brackets&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B5119295949458%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001510221%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=t8-strip-lights&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=table-locks&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=density-meters/scale~baume&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/voltage~7v-dc/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/wattage~0-059-w/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/voltage~15v-ac&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=4844N13&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%224844N13%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/voltage~48v-dc&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:50 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/density-meters/scale~baume/ 2025-11-15 23:25:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1024807243217&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1024807243217%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000003553641%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:54 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:25:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:25:57 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/voltage~48v-dc/ 2025-11-15 23:25:58 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/tables/top-weight-capacity~not-rated/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/tabletops/material~steel-2/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/voltage~7v-dc&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/wattage~0-059w&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=1535K77&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%221535K77%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 1229 pages (at 46 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:26:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/wattage~10-8-w/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=4844N13&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%224844N13%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:08 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/10-watt-light-bulbs/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tabletop-blenders&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=1024807243217&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B1024807243217%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000003552942%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:12 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/wattage~0-059w/ 2025-11-15 23:26:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:16 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tables/top-capacity~not-rated&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tabletops/material~steel&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=6570T93&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%226570T93%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=1535K77&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%221535K77%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/wattage~10-8w&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=4844N13&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%224844N13%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:27 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/tables/top-capacity~not-rated/ 2025-11-15 23:26:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/wattage~10w&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:28 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/tabletops/material~steel/ 2025-11-15 23:26:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tack-cloths&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/125-watt-light-bulbs/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:33 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/wattage~10-8w/ 2025-11-15 23:26:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:37 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/wattage~10w/ 2025-11-15 23:26:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=6570T93&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%226570T93%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=1535K77&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%221535K77%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:44 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:26:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/wattage~18-4-w/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tacky-surface-dusters&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tag-lines&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/wattage~125w&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:53 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/wattage~4-8-w/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=6570T93&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%226570T93%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:26:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tag-protectors&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tamper-resistant-nuts&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:01 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/wattage~125w/ 2025-11-15 23:27:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:02 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:27:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/wattage~18-4w&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 1280 pages (at 51 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:27:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/wattage~7-2-w/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:06 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/light-bulbs/wattage~9-3-w/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:13 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/wattage~4-8w&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:13 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/wattage~18-4w/ 2025-11-15 23:27:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:15 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:27:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:21 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/wattage~4-8w/ 2025-11-15 23:27:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=dial-indicators/manufacturer-model-number~676-3&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tank-gauges/mounting-position~vertical&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/wattage~7-2w&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=dial-indicators/manufacturer-model-number~pt07137&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tank-strap-screws&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=light-bulbs/wattage~9-3w&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9260072862737&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=dial%20indicators&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9260072862737%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002083519%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=diameter-tape-measures/blade-color~yellow&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:34 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9483853800993&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=tank%20gauges&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9483853800993%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002090674%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=diameter-rulers&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:35 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/wattage~7-2w/ 2025-11-15 23:27:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tanks/capacity~11-gal&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9260072862737&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=dial%20indicators&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9260072862737%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002140541%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:39 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/light-bulbs/wattage~9-3w/ 2025-11-15 23:27:40 [scrapy.core.scraper] (PID: 104) ERROR: Spider error processing (referer: https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=dial-indicators/manufacturer-model-number~676-3&srchtxt=&mixedworld=force&workstationdata=true) Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/scrapy/utils/defer.py", line 327, in iter_errback yield next(it) ^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/referer.py", line 379, in return (self._set_referer(r, response) for r in result) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/urllength.py", line 57, in return (r for r in result if self._filter(r, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/depth.py", line 54, in return (r for r in result if self._filter(r, response, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/var/lib/scrapyd/eggs/catalog_extraction/1758126308.egg/catalog_extraction/spiders/mcmaster_carr.py", line 284, in parse_partial_data if table_data.get("partNumber") == sku: ^^^^^^^^^^^^^^ AttributeError: 'NoneType' object has no attribute 'get' 2025-11-15 23:27:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=7128674698592&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=diameter%20tape%20measures&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B7128674698592%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001489809%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:45 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9994038592548&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=tanks&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9994038592548%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002116267%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:51 [scrapy.core.scraper] (PID: 104) ERROR: Spider error processing (referer: https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=diameter-tape-measures/blade-color~yellow&srchtxt=&mixedworld=force&workstationdata=true) Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/scrapy/utils/defer.py", line 327, in iter_errback yield next(it) ^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/referer.py", line 379, in return (self._set_referer(r, response) for r in result) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/urllength.py", line 57, in return (r for r in result if self._filter(r, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/depth.py", line 54, in return (r for r in result if self._filter(r, response, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/var/lib/scrapyd/eggs/catalog_extraction/1758126308.egg/catalog_extraction/spiders/mcmaster_carr.py", line 284, in parse_partial_data if table_data.get("partNumber") == sku: ^^^^^^^^^^^^^^ AttributeError: 'NoneType' object has no attribute 'get' 2025-11-15 23:27:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tanks/capacity~14-gal&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/liners/material~brass-2/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9483853800993&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=tank%20gauges&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9483853800993%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002090674%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:27:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=diamond-grinding-points&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tanks/capacity~225-gal&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=diaphragm-dispensing-pumps&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9994038592548&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=tanks&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9994038592548%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002141144%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 1334 pages (at 54 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:28:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=die-carts&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=die-grinders/for-use-with~cutoff-wheels&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=card-sleeves&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9994038592548&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=tanks&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9994038592548%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002137262%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=liners/material~brass&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9483853800993&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=tank%20gauges&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9483853800993%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002090674%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:17 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=8549892642718&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=die%20grinders&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B8549892642718%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002967122%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/liquid-levels/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:21 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=3764K54&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%223764K54%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:22 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/liners/material~brass/ 2025-11-15 23:28:24 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/lithium-batteries/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:25 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:27 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:29 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=cardan-joints&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/litter-pickup-tools/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:32 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/tanks/capacity~55-gal/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:33 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:33 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:28:34 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/lockers/cabinet-type~bin-box/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=die-spring-stock&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=liquid-levels&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:39 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:40 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=3764K54&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%223764K54%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lithium-batteries&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:47 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=carrying-cases&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=litter-pickup-tools&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tanks/capacity-weight-~55-gal-&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=lockers/cabinet-type~bin-box&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/locks/material~fabric-1/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:28:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=dies/thread-size~11-16-11&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/Content/ItmPrsnttnWebPart.aspx?partnbrtxt=3764K54&componentpartnbrtxt=&possiblecompnbrtxt=&attrcompitmids=&attrnm=&attrval=&cntnridtxt=MainContent&proddtllnkclickedInd=true&printprsnttnInd=false&screenDensity=1&cssAlias=undefined&clientNavigationEvents=%5B%7B%22type%22:%22ORDERINGMASTERPARTNUMBER%22,%22selectionType%22:%22SELECTION%22,%22values%22:%7B%22entities%22:%223764K54%22,%22preselectedComponentPartNumber%22:%22%22%7D%7D%5D&mixedworld=force&workstationdata=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&AttrRelRefinedSort=true&envrmgrcharsetind=3&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:00 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/products/tanks/capacity-weight-~55-gal-/ 2025-11-15 23:29:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=2628760537036&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B2628760537036%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000000146537%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:03 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:04 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:05 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=dies/thread-size~11-16-16&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 1385 pages (at 51 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:29:07 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9850566353046&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=dies&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9850566353046%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002453500%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:09 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:10 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/tap-and-die-wrench-kits/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/loctite-246/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:11 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:12 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=dies/thread-size~5-16-20&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:14 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=locks/material~fabric&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:15 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9850566353046&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=dies&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9850566353046%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002455609%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:18 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tap-and-die-sets&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:19 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:20 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:20 [scrapy.downloadermiddlewares.retry] (PID: 104) ERROR: Gave up retrying (failed 3 times): 403 response 2025-11-15 23:29:22 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9850566353046&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=dies&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9850566353046%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002453480%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:23 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:23 [mcmaster_carr] (PID: 104) WARNING: no value.entitites: https://www.mcmaster.com/locks/material~fabric/ 2025-11-15 23:29:26 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/loctite-325/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:28 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tap-and-die-wrench-sets&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:30 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=loctite-246&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:31 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:34 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=tap-extensions&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:35 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:36 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/loctite-4014/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:37 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/loctite-438/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:38 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:41 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=dies/thread-size~7-8-9&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:42 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:43 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=loctite-325&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:44 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:46 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:48 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/ladder-casters/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=dies/thread-size~9-16-12&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:49 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9850566353046&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=dies&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9850566353046%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002333387%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:50 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:51 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=differential-pressure-transmitters/display-type~digital&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:52 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:54 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=loctite-4014&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:55 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=loctite-438&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:56 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/tokenauthorization.aspx already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:57 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=9850566353046&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=dies&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B9850566353046%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000002334596%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:29:59 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=diffusers/for-use-with~water&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:30:00 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/webparts/content/ProdPageWebPart.aspx?cntnridtxt=MainContent&srchidtxt=6547774720592&cntnrwdth=1850&viewporthgt=309&srchrsltdisplovrdind=false&specsrchhexnutsovrdind=false&landingpagesuppressedind=false&srchrslttxt=differential%20pressure%20transmitters&fromprodpagewebpart=true&expandedprsnttns=&cssAlias=undefined&clientNavigationEvents=%5B%7B%22values%22%3A%7B%22searchTerms%22%3A%5B6547774720592%5D%7D%2C%22selectionType%22%3A%22SEARCH%22%2C%22type%22%3A%22SEARCHTERM%22%7D%2C%7B%22values%22%3A%7B%22entities%22%3A%5B%2210000001939551%22%5D%7D%2C%22selectionType%22%3A%22SELECTION%22%2C%22type%22%3A%22SPEC%22%7D%5D&ConstructBLPInTileComponents=true&UseNPPImagesHealthCheck=true&UseNPPCopyHealthCheck=true&mixedworld=force&workstationdata=true&ShowPriceBreakSplits=true&usepackquantitypivoting=true&useSpecSearchConversionLogicToggle=true&UseAttrNullsInPubElemSelection=true&CngLineBreaks=true&PDOnlyCNGs=true&UseSellUnitOfMeasureSplits=true&RedesignedRelatedLists=true&EnableItemToProductFamilyProjection=true&ApplyAttrRelRefinements=true&TableRefinementsHorizontalAlignment=true&AttrRelRefinedSort=true&TableRefinementsSpannerAlignmentAndPositioning=true&TableRefinementsTableColumnAlignment=true&LayoutBoxSszs=true&UsePubElementSelectionCache=true&NavigateSearchTermToClickCountsOptimization=true&EnableClientRenderedSpecSearchProxy=true&CheckBLPContentWebPartViewportRemoval=true&useEs6=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:30:01 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/products/tape-measures/length~16-ft/ already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:30:02 [HeadersSpooferDownloaderMiddleware] (PID: 104) WARNING: Request https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=digital-cameras&srchtxt=&mixedworld=force&workstationdata=true already has headers. They will be preserved, but that may lead to fingerprint inconsistency. If the headers are necessary, consider disabling SPOOF_FULL_HEADERS. 2025-11-15 23:30:06 [scrapy.extensions.closespider] (PID: 104) INFO: Closing spider since no items were produced in the last 1800 seconds. 2025-11-15 23:30:06 [scrapy.core.engine] (PID: 104) INFO: Closing spider (closespider_timeout_no_item) 2025-11-15 23:30:06 [scrapy.extensions.logstats] (PID: 104) INFO: Crawled 1433 pages (at 48 pages/min), scraped 0 items (at 0 items/min) 2025-11-15 23:30:09 [scrapy.core.scraper] (PID: 104) ERROR: Spider error processing (referer: https://www.mcmaster.com/mv1763142605/WebParts/RemoteSesnWebPart/SesnAPI.aspx?acttxt=parsehref&href=differential-pressure-transmitters/display-type~digital&srchtxt=&mixedworld=force&workstationdata=true) Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/scrapy/utils/defer.py", line 327, in iter_errback yield next(it) ^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/utils/python.py", line 368, in __next__ return next(self.data) ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/referer.py", line 379, in return (self._set_referer(r, response) for r in result) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/urllength.py", line 57, in return (r for r in result if self._filter(r, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/usr/local/lib/python3.11/site-packages/scrapy/spidermiddlewares/depth.py", line 54, in return (r for r in result if self._filter(r, response, spider)) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/core/spidermw.py", line 106, in process_sync yield from iterable File "/var/lib/scrapyd/eggs/catalog_extraction/1758126308.egg/catalog_extraction/spiders/mcmaster_carr.py", line 284, in parse_partial_data if table_data.get("partNumber") == sku: ^^^^^^^^^^^^^^ AttributeError: 'NoneType' object has no attribute 'get' 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] ------------------------------ MONITORS ------------------------------ 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] Extracted Items Monitor/test_stat_monitor... FAIL 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] Item Validation Monitor/test_stat_monitor... SKIPPED (Unable to find 'spidermon/validation/fields/errors' in job stats.) 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] Error Count Monitor/test_stat_monitor... FAIL 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] Warning Count Monitor/test_stat_monitor... FAIL 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] Finish Reason Monitor/Should have the expected finished reason(s)... FAIL 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] Unwanted HTTP codes monitor/Should not hit the limit of unwanted http status... OK 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] Field Coverage Monitor/test_check_if_field_coverage_rules_are_met... FAIL 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] Retry Count monitor/Should not hit the limit of requests that reached the maximum retry amount... OK 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] Downloader Exceptions monitor/test_stat_monitor... OK 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] Successful Requests monitor/Should have at least the minimum number of successful requests... OK 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] Total Requests monitor/Should not hit the total limit of requests... OK 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] ---------------------------------------------------------------------- 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) ERROR: [Spidermon] ====================================================================== FAIL: Extracted Items Monitor/test_stat_monitor ---------------------------------------------------------------------- Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/spidermon/contrib/scrapy/monitors/base.py", line 177, in test_stat_monitor self.fail(message) AssertionError: Unable to find 'item_scraped_count' in job stats. 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) ERROR: [Spidermon] ====================================================================== FAIL: Error Count Monitor/test_stat_monitor ---------------------------------------------------------------------- Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/spidermon/contrib/scrapy/monitors/base.py", line 184, in test_stat_monitor assertion_method( AssertionError: Expecting 'log_count/ERROR' to be '<=' to '0.0'. Current value: '63' 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) ERROR: [Spidermon] ====================================================================== FAIL: Warning Count Monitor/test_stat_monitor ---------------------------------------------------------------------- Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/spidermon/contrib/scrapy/monitors/base.py", line 184, in test_stat_monitor assertion_method( AssertionError: Expecting 'log_count/WARNING' to be '<=' to '1000.0'. Current value: '1378' 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) ERROR: [Spidermon] ====================================================================== FAIL: Finish Reason Monitor/Should have the expected finished reason(s) ---------------------------------------------------------------------- Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/spidermon/contrib/scrapy/monitors/monitors.py", line 110, in test_should_finish_with_expected_reason self.assertTrue(finished_reason in expected_reasons, msg=msg) AssertionError: Finished with "closespider_timeout_no_item" the expected reasons are ['finished'] 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) ERROR: [Spidermon] ====================================================================== FAIL: Field Coverage Monitor/test_check_if_field_coverage_rules_are_met ---------------------------------------------------------------------- Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/spidermon/contrib/scrapy/monitors/monitors.py", line 477, in test_check_if_field_coverage_rules_are_met self.assertTrue(len(failures) == 0, msg=msg) AssertionError: The following items did not meet field coverage rules: dict/inStock (expected 1.0, got 0) dict/name (expected 1.0, got 0) dict/prices (expected 1.0, got 0) dict/productStatus (expected 1.0, got 0) dict/supplier (expected 1.0, got 0) dict/supplierSku (expected 1.0, got 0) dict/url (expected 1.0, got 0) 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] 11 monitors in 0.083s 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] FAILED (failures=5, skipped=1) 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] -------------------------- FINISHED ACTIONS -------------------------- 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] ---------------------------------------------------------------------- 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] 0 actions in 0.002s 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] OK 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] --------------------------- PASSED ACTIONS --------------------------- 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] ---------------------------------------------------------------------- 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] 0 actions in 0.000s 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] OK 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] --------------------------- FAILED ACTIONS --------------------------- 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] CustomTemplateSendSlackMessageSpiderFinished... ERROR 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] ---------------------------------------------------------------------- 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) ERROR: [Spidermon] ====================================================================== ERROR: CustomTemplateSendSlackMessageSpiderFinished ---------------------------------------------------------------------- Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/spidermon/core/actions.py", line 39, in run self.run_action() File "/usr/local/lib/python3.11/site-packages/spidermon/contrib/actions/slack/__init__.py", line 252, in run_action self.manager.send_message( File "/usr/local/lib/python3.11/site-packages/spidermon/contrib/actions/slack/__init__.py", line 58, in send_message return [ ^ File "/usr/local/lib/python3.11/site-packages/spidermon/contrib/actions/slack/__init__.py", line 59, in self.send_message( File "/usr/local/lib/python3.11/site-packages/spidermon/contrib/actions/slack/__init__.py", line 85, in send_message return self._send_channel_message( ^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/spidermon/contrib/actions/slack/__init__.py", line 129, in _send_channel_message attachments=self._parse_attachments(attachments), ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/spidermon/contrib/actions/slack/__init__.py", line 171, in _parse_attachments python_attachments = ast.literal_eval(attachments) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/ast.py", line 64, in literal_eval node_or_string = parse(node_or_string.lstrip(" \t"), mode='eval') ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/ast.py", line 50, in parse return compile(source, filename, mode, flags, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "", line 4 "text": "• _Extracted Items Monitor/test_stat_monitor_: Unable to find 'item_scraped_count' in job stats.\n• _Error Count Monitor/test_stat_monitor_: Expecting 'log_count/ERROR' to be '<=' to '0.0'. Current value: '63'\n• _Warning Count Monitor/test_stat_monitor_: Expecting 'log_count/WARNING' to be '<=' to '1000.0'. Current value: '1378'\n• _Finish Reason Monitor/Should have the expected finished reason(s)_: Finished with "closespider_timeout_no_item" the expected reasons are ['finished']\n• _Field Coverage Monitor/test_check_if_field_coverage_rules_are_met_: ^ SyntaxError: unterminated string literal (detected at line 4) 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] 1 action in 0.243s 2025-11-15 23:30:17 [mcmaster_carr] (PID: 104) INFO: [Spidermon] FAILED (errors=1) 2025-11-15 23:30:17 [scrapy.utils.signal] (PID: 104) ERROR: Error caught on signal handler: > Traceback (most recent call last): File "/usr/local/lib/python3.11/site-packages/twisted/internet/defer.py", line 1253, in adapt extracted: _SelfResultT | Failure = result.result() ^^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/extensions/feedexport.py", line 504, in close_spider self._close_slot(slot, spider) File "/usr/local/lib/python3.11/site-packages/scrapy/extensions/feedexport.py", line 535, in _close_slot d: Deferred[None] = maybeDeferred(slot.storage.store, get_file(slot)) # type: ignore[call-overload] ^^^^^^^^^^^^^^ File "/usr/local/lib/python3.11/site-packages/scrapy/extensions/feedexport.py", line 517, in get_file assert slot_.file ^^^^^^^^^^ AssertionError 2025-11-15 23:30:17 [scrapy.statscollectors] (PID: 104) INFO: Dumping Scrapy stats: {'HeadersSpooferDownloaderMiddleware/session/created': 349, 'HeadersSpooferDownloaderMiddleware/session/spoofed': 1641, 'NotFoundHandlerSpiderMiddleware/AttributeError': 48, 'big_query/url': 349, 'downloader/exception_count': 3, 'downloader/exception_type_count/scrapy.core.downloader.handlers.http11.TunnelError': 3, 'downloader/request_bytes': 1816685, 'downloader/request_count': 1641, 'downloader/request_method_count/GET': 1150, 'downloader/request_method_count/POST': 491, 'downloader/response_bytes': 41512232, 'downloader/response_count': 1638, 'downloader/response_status_count/200': 1292, 'downloader/response_status_count/301': 199, 'downloader/response_status_count/403': 147, 'elapsed_time_seconds': 1810.947818, 'finish_reason': 'closespider_timeout_no_item', 'finish_time': datetime.datetime(2025, 11, 15, 23, 30, 17, 162610, tzinfo=datetime.timezone.utc), 'httpcompression/response_bytes': 78591308, 'httpcompression/response_count': 801, 'items_per_minute': None, 'log_count/ERROR': 70, 'log_count/INFO': 73, 'log_count/WARNING': 1378, 'memusage/max': 285143040, 'memusage/startup': 125804544, 'parse_sesnapi/not-product-page': 141, 'poet/injector/catalog_extraction.pages.mcmaster_carr.McMasterCarrSingleProductPageObject': 132, 'proxy_manager/processed': 1641, 'proxy_manager/session_attached': 1641, 'renew_cat_cookie/100': 3, 'renew_cat_cookie/13': 3, 'renew_cat_cookie/139': 3, 'renew_cat_cookie/143': 3, 'renew_cat_cookie/145': 3, 'renew_cat_cookie/15': 3, 'renew_cat_cookie/159': 3, 'renew_cat_cookie/161': 3, 'renew_cat_cookie/166': 3, 'renew_cat_cookie/173': 3, 'renew_cat_cookie/191': 3, 'renew_cat_cookie/192': 3, 'renew_cat_cookie/194': 3, 'renew_cat_cookie/197': 3, 'renew_cat_cookie/198': 3, 'renew_cat_cookie/200': 3, 'renew_cat_cookie/203': 3, 'renew_cat_cookie/206': 3, 'renew_cat_cookie/208': 3, 'renew_cat_cookie/211': 3, 'renew_cat_cookie/212': 3, 'renew_cat_cookie/214': 3, 'renew_cat_cookie/215': 3, 'renew_cat_cookie/220': 3, 'renew_cat_cookie/231': 3, 'renew_cat_cookie/233': 3, 'renew_cat_cookie/241': 3, 'renew_cat_cookie/242': 3, 'renew_cat_cookie/256': 3, 'renew_cat_cookie/273': 3, 'renew_cat_cookie/283': 3, 'renew_cat_cookie/285': 3, 'renew_cat_cookie/289': 3, 'renew_cat_cookie/307': 3, 'renew_cat_cookie/315': 3, 'renew_cat_cookie/45': 3, 'renew_cat_cookie/60': 3, 'renew_cat_cookie/65': 3, 'renew_cat_cookie/66': 3, 'renew_cat_cookie/68': 3, 'renew_cat_cookie/72': 3, 'renew_cat_cookie/83': 3, 'renew_cat_cookie/88': 3, 'renew_cat_cookie/89': 3, 'renew_cat_cookie/94': 3, 'renew_cat_cookie/95': 3, 'renew_cat_cookie/97': 3, 'renew_cat_cookie/98': 3, 'renew_cat_cookie/99': 3, 'renewed_cat_cookie/100': 3, 'renewed_cat_cookie/13': 3, 'renewed_cat_cookie/139': 3, 'renewed_cat_cookie/143': 3, 'renewed_cat_cookie/145': 3, 'renewed_cat_cookie/15': 3, 'renewed_cat_cookie/159': 3, 'renewed_cat_cookie/161': 3, 'renewed_cat_cookie/166': 3, 'renewed_cat_cookie/173': 3, 'renewed_cat_cookie/191': 3, 'renewed_cat_cookie/192': 3, 'renewed_cat_cookie/194': 3, 'renewed_cat_cookie/197': 3, 'renewed_cat_cookie/198': 3, 'renewed_cat_cookie/200': 3, 'renewed_cat_cookie/203': 3, 'renewed_cat_cookie/206': 3, 'renewed_cat_cookie/208': 3, 'renewed_cat_cookie/211': 3, 'renewed_cat_cookie/212': 3, 'renewed_cat_cookie/214': 3, 'renewed_cat_cookie/215': 3, 'renewed_cat_cookie/220': 3, 'renewed_cat_cookie/231': 3, 'renewed_cat_cookie/233': 3, 'renewed_cat_cookie/241': 3, 'renewed_cat_cookie/242': 3, 'renewed_cat_cookie/256': 3, 'renewed_cat_cookie/273': 3, 'renewed_cat_cookie/283': 3, 'renewed_cat_cookie/285': 3, 'renewed_cat_cookie/289': 3, 'renewed_cat_cookie/307': 3, 'renewed_cat_cookie/315': 3, 'renewed_cat_cookie/45': 3, 'renewed_cat_cookie/60': 3, 'renewed_cat_cookie/65': 3, 'renewed_cat_cookie/66': 3, 'renewed_cat_cookie/68': 3, 'renewed_cat_cookie/72': 3, 'renewed_cat_cookie/83': 3, 'renewed_cat_cookie/88': 3, 'renewed_cat_cookie/89': 3, 'renewed_cat_cookie/94': 3, 'renewed_cat_cookie/95': 3, 'renewed_cat_cookie/97': 3, 'renewed_cat_cookie/98': 3, 'renewed_cat_cookie/99': 3, 'request_depth_max': 9, 'response_received_count': 1439, 'responses_per_minute': None, 'retry/count': 100, 'retry/max_reached': 50, 'retry/reason_count/403 response': 98, 'retry/reason_count/scrapy.core.downloader.handlers.http11.TunnelError': 2, 'scheduler/dequeued': 1641, 'scheduler/dequeued/memory': 1641, 'scheduler/enqueued': 1647, 'scheduler/enqueued/memory': 1647, 'spider_exceptions/AttributeError': 12, 'spidermon/validation/validators': 1, 'spidermon/validation/validators/item/jsonschema': True, 'start_requests/big_query': 349, 'start_time': datetime.datetime(2025, 11, 15, 23, 0, 6, 214792, tzinfo=datetime.timezone.utc)} 2025-11-15 23:30:17 [scrapy.core.engine] (PID: 104) INFO: Spider closed (closespider_timeout_no_item)