Resolution: The content of element type "Web-app" must match "(Icon?display

Http://www.educity.cn/wenda/126463.html

Resolution: The content of element type "Web-app" must match "(Icon, display-

Error: The content of element type "Web-app" must match "(Icon, display-
Name, description, distributable, context-param*,filter*,filter-mapping*,listener*,servlet*,servlet-
Mapping*,session-config, Mime-mapping*,welcome-file-list, error-page*,taglib*,resource-env-
Ref*,resource-ref*,security-constraint*,login-config, security-role*,env-entry*,ejb-ref*,ejb-local-ref*) ".
-No grammar constraints (DTD or XML Schema) detected for the document.

Web. XML Header configuration:

< XML version= "1.0" encoding= "UTF-8" >
<! DOCTYPE Web-app Public "-//sun Microsystems, INC.//DTD Web Application 2.3//en" ">
<web-app>

Cause: The Document Content label order does not conform to the WEB-APP_2_3.DTD specification

Solution Solutions

1: Arranged in the order of the prompts

2: Delete <! DOCTYPE .... This section of the content

Resolution: The content of element type "Web-app" must match "(Icon?display