A crawl error occurs when a search engine bot (like Googlebot) attempts to access a webpage but encounters a problem that prevents it from successfully crawling or indexing the page. Crawl errors can negatively impact a website's search engine visibility and organic traffic.

Examples of crawl errors:

  • 404 errors (Page Not Found): The bot encounters a broken link or a page that no longer exists.
  • 500 errors (Internal Server Error): The website's server encounters an unexpected issue, preventing it from delivering the requested page.
  • Robots.txt blockage: The website's robots.txt file inadvertently blocks search engine bots from accessing important pages.
  • Redirect loops: A series of redirects that lead back to the initial URL, creating an infinite loop that traps the search engine bot.
  • Timeouts: The server takes too long to respond to the bot's request, causing the bot to abandon the attempt to crawl the page.


To avoid crawl errors:

  • Regularly audit your website for broken links and fix or remove them promptly.
  • Monitor your website's server performance and address any issues that may cause server errors or timeouts.
  • Ensure that your robots.txt file is properly configured and does not unintentionally block important pages.
  • Use 301 (permanent) redirects when moving or deleting content to guide search engine bots and visitors to the appropriate new location.
  • Implement a custom 404 error page that helps users find the content they're looking for and guides search engine bots back to working pages.

Use tools like Google Search Console to identify and address crawl errors promptly.

By minimizing crawl errors, website owners can improve their website's search engine visibility, user experience, and ultimately, their organic traffic and search engine rankings.