问题描述 : JavaServer Faces 2.0 requires Dynamic Web Module 2.5 or newer...
First:
用图二替代图一
1 <?xml version="1.0" encoding="UTF-8"?> 2 <!-- <!DOCTYPE web-app 3 PUBLIC "-//Sun Microsystems, Inc.//DTD Web Application 2.3//EN" 4 "http://java.sun.com/dtd/web-app_2_3.dtd">
图一
1 <web-app xmlns="http://java.sun.com/xml/ns/javaee" 2 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 3 xsi:schemaLocation="http://java.sun.com/xml/ns/javaee 4 http://java.sun.com/xml/ns/javaee/web-app_3_0.xsd" 5 version="3.0"> 6 <display-name>Archetype Created Web Application</display-name> 7 </web-app>图二
Second:
关闭Eclipse,改项目下的.settings\org.eclipse.wst.common.project.facet.core.xml,将 版本改成为3.0,将成后是<installed facet="jst.web" version="3.0"/>,再启动Eclipse.
Last:
右键项目->Maven->Update
Project