Shanghai Longfeng based case analysis 404 error page

404 page is to tell your visitors the requested page does not exist or link errors, and guide users to use other web page and not to close the window to leave.

2), Web service extension locking strategy prevents this request.

3), MIME mapping strategy prevents this request.

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1), unable to access the Web site in the requested port.

HTTP 404 error means that the link to the page does not exist, namely the original "URL failure, this situation often happens, it is difficult to avoid, for example:" URL "generation rules change, file rename or move the location, link spelling error, lead to the original address URL cannot be accessed when the Web server; received a similar request, will return a 404 status code that tells the browser to request the resource does not exist.

custom 404 error page is to enhance the user experience of good practice, but in the application process often did not pay attention to the impact on the search engine such as: the wrong server configuration to return "200" status code or a custom 404 error page using the Meta Refresh to return to "302" status code. The right set of custom 404 error page, not only should be able to correctly display, at the same time, should return to the "404" error code, rather than "200" or "302". Although the visit for the user, HTTP status code is "404" or "200", and does not have what difference, but the search engine that is very heavy.

whenever we open a website if long time no response, or URL error when this scenario would see the following:

 

404 page is when the user input the wrong link, the page returned. The WWW website is relatively frequent error. The most common error: 404 NOT FOUND.

2. may have children will then ask: what is the cause of the Error 404 page of

"file to restore the lack of the correct position, to set up a network service. For users, you need to check the input network address is correct.

1. maybe some children will ask: what is the website set up 404 pages to

this error page is 404 pages, today Shanghai Shanghai Longfeng Xiaoran goose flying and talk of the 404 Shanghai dragon basic knowledge known to every family.

404 error page caused this error in general, there are three cases:

3. that how to avoid the 404 page, have what method can be solved?

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