錯誤提示為： Thecontentofelementtype "web-app" mustmatch
經查證錯誤原因為：WEB.XML中對Filter , servlet ，taglib等配置信息的順序有特別嚴格的規定。
其順序應該如下所示：
?
<filter>
??<filter-name>popedomcontrol</filter-name>
??<filter-class>com.wake.util.PopedomControl</filter-class>
?</filter>
?<filter-mapping>
??<filter-name>popedomcontrol</filter-name>
??<url-pattern>/admin/*</url-pattern>
?</filter-mapping>
?<servlet>
??<servlet-name>webwork</servlet-name>
??<servlet-class>com.opensymphony.webwork.dispatcher.ServletDispatcher</servlet-class>
?</servlet>
?<servlet-mapping>
??<servlet-name>webwork</servlet-name>
??<url-pattern>*.action</url-pattern>
?</servlet-mapping>
?<welcome-file-list>
??<welcome-file>index.jsp</welcome-file>
?</welcome-file-list>
?<error-page>
??<error-code>404</error-code>
??<location>/error.jsp</location>
?</error-page>
?<taglib>
??<taglib-uri>webwork</taglib-uri>
??<taglib-location>/WEB-INF/webwork.tld</taglib-location>
?</taglib>