401 UNAUTHORIZED
when you browse the webpage, you must have a correct user name and password to get the access to the unauthorized website. For example, this will appear when you browse some paid web pages. information.
403 FORBIDDEN
Maybe because you are not registered on the other website, you can register on the Internet in general, but some completely "closed" websites will generate the above information.
404 NOT FOUND
The most common error message, in fact, this is because your WWW browser can not find the file you want (ie web page), the file may be moved to another place Go, or never exist.
409 Fire flood and Pestilence
meaningless. Solution: Reconnect.
500 SERVER ERROR
This information is usually caused by the error of the other party's webpage design. You wait for the other party's webpage to correct the error and then go ahead.
503 SERVICE UNAVAILABLE
This message indicates that you cannot connect to the other party's website because the network line is very busy. After a while (for example, after three minutes) try again.
AN UNEXPECTED WEB ERROR OCCURRED
This error message can represent any information between "NOT FOUND" to "FORBIDDEN", and there is no detailed explanation, the best solution Yes: Browse to other pages.
BAD FILE REQUEST
You may fill in some incorrect information when you fill out some forms on the other page, so that when you process the data, you will only get an error. The thing is to press the "BACK" button to modify!
CANNOT ADD FORM SUBMISSION RESULT TO BOOKMARK LIST
Some files are not long-term storage (Permanent File), for example, some web search engines listed search results "URL" can not be stored to On the Bookmarks, this error message will be generated if the user attempts to bookmark this URL into their favorites. If you do need a record, you should use the Save function to save the page.
CONNECTION REFUSED BY HOST
Another message like "403 Forbidden" is caused by a problem with the website user registration.
FAILED DNS LOOKUP
The location of the URL typed by the user cannot be translated into an IP address. This error is usually caused by the website being overloaded, so it usually happens on commercial websites.
FILE CONTAINS NO DATA
This information is very interesting, it says that your browser found the file you want, but the file does not have any information in it, sometimes because you typed The error in the last part of the URL is caused.
Helper Application Not Found
If you want to view some files that need "Helper Application", the browser may pop up this information, meaning that a specified auxiliary software cannot be found. In IE, users only need to set the appropriate auxiliary software in the Internet Options/Programs; in Netscape Navigator, users need to set the appropriate Helper file path and name in Option/Preference/Helpers.
NNTP SERVER ERROR
If your web browser can't find the newsgroup (Newsgroup) server, this information will pop up. The cause may be that the server is down or the user has typed the wrong server name. In Netscape, it is necessary to see if there is an input error in the name of the News Server in the Option/Mail and News Preference; this error does not occur when browsing in IE.
NOT FOUND
This message indicates that the page you are looking for no longer exists. It may be that the user entered the wrong URL. If it is determined that the input is correct but still cannot be connected, it indicates that the URL may have been moved elsewhere.
SITE UNAVAILABLE
There are four possibilities to generate this message:
1. Too many users
2. The website is closed for maintenance
3. The noise of the telephone line is too large
4. The website no longer exists
TCP ERROR ENCOUNTERED WHILE SENDING REQUEST TO SERVER
When the network transmits some "bad" information (ie some do not If you have legal or incomplete data, you will get a TCP (Transfer Control Protocol) error. You can try to connect to the webpage later, or report this error to your network company.
TOO MANY USER
This means that the website is saturated and cannot accept more users. The only way is to try again later.
UNABLE TO CREATE HOST
This means that the URL or other URL you typed cannot find the desired destination, either the wrong word or the URL does not exist (short term or Long term) It may also be a problem with your dial-up connection.
Please Enter Username and Password
means that the website requires a username and password to enter. The solution is to enter a valid username and password.
Connection Refused By Host
indicates that the connection was rejected. The solution is to try again later.
Failed DNS Lookup
indicates that the domain name resolution error. Solution: Check if the URL address is entered correctly.
Document Contains No Data
indicates that the page exists but no data. Solution: Try again later.
The Location Is Not Recognized
indicates that the URL address is incorrect. The solution is to check the URL address.
The Server Does Not Have a DNS Entry
indicates that the URL address does not exist or the address is incorrect. Solution: Check the URL address.
Netscape Is Out Memory
indicates memory overflow, and this phenomenon does not occur with IE browsing. Solution: Restart the Netscape browser.
Connection Refused
indicates that the line is busy. Solution: Try again later.
A Network Error Occured
indicates that the host is busy or the URL address is incorrect. The solution is to check the URL address or try again later.