404 error


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404 error

The HTTP error message returned to the browser by the Web server when a requested Web page is not available. The error occurs because the page no longer exists or is restricted. The 404 error can be modified by the site's Webmaster to a more user-friendly message.

Like a telephone book, a link to a Web page (URL) is static. Although software can be used to search each link on a site to ensure the target pages still exist, it cannot automatically find new addresses if the pages are no longer present. See 404, HTTP return codes, 500 error, link rot and moved to Atlanta.
References in periodicals archive ?
cz/tajne-novy-hardware-microsoftu/) page is now offline , offering up nothing more than a 404 error.
Formed out of frustration with Web site unavailability problems on the Internet typified by 404 error messages like "The page you are looking for is currently unavailable.
All the information you want on any artist may be online, but you still have to struggle with search engines, sorting through the hundreds of links they return, then deal with out dated sites or 404 error messages.
Need access to server-side information like 404 errors and page load times?
The Java scripts would be improved, and in case, there are any 404 errors for broken pages, it would be inspected.
Check for broken links, such as 404 errors, 301 redirects, and internal server errors.