Its happens few times when you browse for a webpage and you receive a page with error code. It is good to know meaning of those common webpage error codes to understand what is wrong with your search result or webpage that you are looking for.
Following are list of 7 top Errors according to search engine (Google)
1. The “Bad Request” Error code 400
When your web browser send information that not understandable to web server or corrupted on the way, search result will be Error 400 Bad request.
2. The “Authentication” Error code 401
When you tries to visit a webpage and it comes up with HTTP Error code 401 its mean you are not authorized to access this page. Most of time this error shows after failed login attempt. If you are authorized user/visitor and still seen this error its mean you need to recheck your username or password.
3. The “Forbidden” Error code 403
If website is blocked by your ISP (internet services provider) then search result will be the
Error code 403.
4. The “Not Found” Error code 404
This is the most common Error faced by web visitors, you see this error when webpage you want to
visit is temporally or permanently removed or moved by webmaster to new address. You my also see this error code 404, If you made mistake in spellings of URL.
5.The “Internal Server Error” Error 500
Some times when web hosting server is down or overloaded,visitor of website will face Internal Server Error 500
6.The “Certificate Error” SSL
Serious Security issues if you see this error while you trying to open your bank website etc, you should take it seriously and must not to proceed to add any bank or credit card details some time its shows up because website failed to renew or configure its certificate.
7.The “Unable to connect”
when you tries to visit a site and error windows shows up with yellow triangle saying unable to connect most of time your web browsers Firefox or Chrome is not connected to internet or DNS server.