Questions tagged [http-status-code-404]

404 is the HTTP status code for "Not Found"

A web server will return a status code of 404 when the resource that is being requested does not exist or cannot be found.

392 questions
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Can 404 errors be called as wasted computation power ? Can a lot of 404 errors have an effect on servers ?

Let's say that a lot of people use a link where there's nothing on the server and it throws a 404 status code. Would it mean that the server would have to search its entire database for that resource before throwing a 404 error ? Would it mean that…
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curl from localhost gets 404

We have a cPanel host running on centos that has got me stumped. I am trying to use curl from the command line to trigger a specific web page. However I keep getting 404 errors for the specific page whereas the main page works fine. curl…
user35213
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How is a 404 custom error page requested by browser?

I am trying to understand how the communication works between the browser and the server in the case of custom error message. I understand a 301/302 header which contains the URL of the page in question, HTTP/1.1 30x .... Location:…
mplungjan
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Is there a technical requirement to serve 404 responses?

Is there a technical requirement (e.g., RFC) to serve a 404 response? Or does some other problem emerge if requests not found are dropped or replies empty?
Paul
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404 When Not Using Incognito

A very strange thing is happening on my site. When I go to a certain page I get a 404 error, but the file is definitely there. In fact when I open up the same page in incognito, the page loads without issue. What could be causing this? This is an…
Vandel212
  • 101