Servlet of common errors

Servlet common errors:

  1,404 Error: Resource not found

     One reason: the alias servlet request to address the clerical error.

     Two reasons: the virtual machine project name misspelled.

  2,500 Error: Internal Server Error

     Error 1:

        java.lang.ClassNotFoundException:

      com.bjsxt.servlet.ServletMothod

        solve:

          The fully qualified path in web.xml servlet class verification whether spelling errors.

     Error two:

        Because the code service method body implementation errors.

       solve:

          Changes to the service error method body code based on error.

  3,405 Error: The request mode is not supported

     the reason:

      The method of the servlet request method and mismatch caused.

      solve:  

        To make use of service request processing method, and do not call the parent class service in the service process.

Guess you like

Origin www.cnblogs.com/qzhc/p/11303582.html