Common error handling in JSP (to be continued)

1,404
404 is a status code (a three-digit number sent by the server to the browser, indicating the status of server processing). 404 indicates that the corresponding resource cannot be found based on the request resource path.


Solution: Check the request resource path based on http: // ip: Port/appname/url-pattern.

2,500

500 is also a status code, indicating a system error.

Solution: CheckSource codeAnd configuration files.

3,405


The method cannot be found to process the request.

Solution: Check the service method signature.

4,403

Indicates that you are not authorized to access the page.