{"id":143,"date":"2025-02-01T22:23:00","date_gmt":"2025-02-01T22:23:00","guid":{"rendered":"http:\/\/www.scmgalaxy.com\/tutorials\/2004\/11\/11\/404-2\/"},"modified":"2025-02-01T22:23:00","modified_gmt":"2025-02-01T22:23:00","slug":"404-2","status":"publish","type":"post","link":"https:\/\/www.devopsschool.com\/blog\/404-2\/","title":{"rendered":"Complete User Guide for 404 Errors"},"content":{"rendered":"\n

Introduction<\/strong><\/h2>\n\n\n\n

A 404 error<\/strong> (also known as “404 Not Found”<\/em>) is an HTTP status code indicating that a requested webpage cannot be found on the server. This guide provides a detailed overview of 404 errors, their causes, how to fix them, and best practices for website owners and users.<\/p>\n\n\n\n

\n\n\n\n

1. What is a 404 Error?<\/strong><\/h2>\n\n\n\n

A 404 Not Found<\/strong> error occurs when:<\/p>\n\n\n\n

    \n
  • The requested webpage does not exist.<\/li>\n\n\n\n
  • The URL was entered incorrectly.<\/li>\n\n\n\n
  • The page was deleted or moved without redirection.<\/li>\n\n\n\n
  • The server is running but cannot locate the resource.<\/li>\n<\/ul>\n\n\n\n

    It is a client-side error<\/strong>, meaning the problem is usually with the user\u2019s request rather than the server itself.<\/p>\n\n\n\n

    \n\n\n\n

    2. How a 404 Error Appears<\/strong><\/h2>\n\n\n\n

    Different websites may display the 404 error in various ways, such as:<\/p>\n\n\n\n

      \n
    • Standard Browser Message:<\/strong>\n
        \n
      • “404 Not Found”<\/em><\/li>\n\n\n\n
      • “Error 404. The requested URL was not found on this server.”<\/em><\/li>\n<\/ul>\n<\/li>\n\n\n\n
      • Custom Website Page:<\/strong>\n
          \n
        • “Oops! We couldn’t find that page. Try searching or go back home.”<\/em><\/li>\n<\/ul>\n<\/li>\n\n\n\n
        • Other Variations:<\/strong>\n
            \n
          • “HTTP 404 \u2013 Page Not Found”<\/em><\/li>\n\n\n\n
          • “The page you are looking for might have been removed.”<\/em><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n
            \n\n\n\n

            3. Common Causes of a 404 Error<\/strong><\/h2>\n\n\n\n
              \n
            1. Incorrect URL:<\/strong> The user may have mistyped the web address.<\/li>\n\n\n\n
            2. Deleted or Moved Page:<\/strong> The webpage was removed or relocated without a redirect.<\/li>\n\n\n\n
            3. Broken Links:<\/strong> External or internal links pointing to a non-existent page.<\/li>\n\n\n\n
            4. Caching Issues:<\/strong> The browser may be loading an outdated cached version of the site.<\/li>\n\n\n\n
            5. DNS or Server Issues:<\/strong> The domain name might not be resolving correctly.<\/li>\n<\/ol>\n\n\n\n
              \n\n\n\n

              4. How Users Can Fix a 404 Error<\/strong><\/h2>\n\n\n\n

              If you encounter a 404 error, try these solutions:
              \u2705 Check the URL:<\/strong> Make sure it is typed correctly.
              \u2705 Refresh the Page:<\/strong> Press F5<\/code> or click refresh.
              \u2705 Use the Website\u2019s Search Bar:<\/strong> Try finding the content through search.
              \u2705 Go Back to the Homepage:<\/strong> Navigate manually from the homepage.
              \u2705 Clear Cache and Cookies:<\/strong> An outdated cache might be causing the issue.
              \u2705 Try a Different Device or Browser:<\/strong> See if the issue is device-specific.
              \u2705 Use a Search Engine:<\/strong> Google the page title to find an alternative link.
              \u2705 Contact Website Support:<\/strong> If the issue persists, notify the website administrator.<\/p>\n\n\n\n

              \n\n\n\n

              5. How Website Owners Can Fix 404 Errors<\/strong><\/h2>\n\n\n\n

              If your website is returning 404 errors, follow these steps to resolve them:<\/p>\n\n\n\n

              a) Identify 404 Errors<\/strong><\/h3>\n\n\n\n

              \ud83d\udd0d Use tools like:<\/p>\n\n\n\n

                \n
              • Google Search Console<\/strong> (Crawl Errors Report)<\/li>\n\n\n\n
              • Broken Link Checkers<\/strong> (e.g., Dead Link Checker, Screaming Frog)<\/li>\n\n\n\n
              • Server Logs<\/strong><\/li>\n<\/ul>\n\n\n\n

                b) Redirect Missing Pages<\/strong><\/h3>\n\n\n\n

                If a page was moved, use 301 redirects<\/strong> to guide users to the correct location. Example:<\/p>\n\n\n

                Redirect 301<\/span> \/old-page.html https:\/\/yourwebsite.com\/new-page.html<\/span>\n<\/code><\/span>Code language:<\/span> JavaScript<\/span> (<\/span>javascript<\/span>)<\/span><\/small><\/pre>\n\n\n
                c) Fix Broken Links<\/strong><\/h3>\n\n\n\n
                  \n
                • Update internal links to avoid broken paths.<\/li>\n\n\n\n
                • Contact external websites linking to deleted pages.<\/li>\n<\/ul>\n\n\n\n
                  d) Customize Your 404 Page<\/strong><\/h3>\n\n\n\n
                  A helpful and engaging<\/strong> 404 page can improve user experience. Include:
                  \u2714 A friendly message (“Oops! Page not found.”<\/em>)
                  \u2714 A search bar<\/strong> to help users find relevant content
                  \u2714 Links to popular or important pages
                  \u2714 A call-to-action<\/strong> (e.g., “Return to Homepage”<\/em>)<\/p>\n\n\n\n
                  e) Monitor & Prevent Future 404 Errors<\/strong><\/h3>\n\n\n\n
                  \u2705 Regularly audit your website for broken links
                  \u2705 Set up Google Analytics<\/strong> tracking for 404 pages
                  \u2705 Use proper redirects<\/strong> when deleting or moving pages<\/p>\n\n\n\n
                  \n\n\n\n
                  6. Examples of Great 404 Pages<\/strong><\/h2>\n\n\n\n
                  Many brands create fun and creative<\/strong> 404 pages:<\/p>\n\n\n\n
                    \n
                  • Google:<\/strong> Simple and informative<\/li>\n\n\n\n
                  • GitHub:<\/strong> Displays a fun animation<\/li>\n\n\n\n
                  • Netflix:<\/strong> Uses humor (“Lost in the stream?”<\/em>)<\/li>\n\n\n\n
                  • LEGO:<\/strong> Features a LEGO character looking confused<\/li>\n<\/ul>\n\n\n\n
                    \n\n\n\n
                    7. Conclusion<\/strong><\/h2>\n\n\n\n
                    A 404 error<\/strong> can be frustrating for users but is often easy to fix. Whether you’re a visitor or a website owner, following this guide can help you troubleshoot and resolve 404 issues efficiently.<\/p>\n\n\n\n
                    \ud83d\udd39 For users:<\/strong> Double-check the URL, refresh, or navigate manually.
                    \ud83d\udd39 For website owners:<\/strong> Regularly check for broken links, set up redirects, and create a helpful 404 page.<\/p>\n\n\n\n
                    By handling 404 errors properly, you can improve user experience, SEO, and website performance<\/strong>. \ud83d\ude80<\/p>\n\n\n\n
                    <\/p>\n","protected":false},"excerpt":{"rendered":"
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