404 Error Message
Anyone who uses a computer on a regular basis has been faced with a 404 error message. This aggravating little obstacle to our research or fun-search endeavors can be a bit of an annoyance for most of us. The 404 error message commonly appears when we request a URL that the server does not have.
For some reason, the server chooses to simply flash a 404 error message rather than providing us with the information that we need. All we know from the information provided is that the page has not been found. This is usually a default message that most Web servers return when someone requests a URL that the server does not have. This is not to suggest that the URL does not exist.
The 404 error message is in violation to basic rules for error messages in general, according to some of its critics. The critics suggest that the 404 error message needs to be written in layman