forward Action 找不到路径 请教怎么解决

<!--错误-->
HTTP Status 404 - /epai/good_show.actiontype Status reportmessage /epai/good_show.actiondescription The requested resource (/epai/good_show.action) is not available.
Apache Tomcat/6.0.20
<!--web.xml-->
<filter-mapping>
<filter-name>struts2</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<!--struts.xml-->
       <package name="good" extends="error" namespace="/">
<action name="good_*" class="com.xmal.yk.web.action.GoodAction"
method="{1}">
<result>/client/good_{1}.jsp</result>
<result name="showlist" type="chain">
<param name="actionName">good_show</param>
<param name="namespace">/</param>
</result>
</action>
</package>
<!--jsp-->
<%@ page language="java" import="java.util.*" pageEncoding="gbk"%>
<jsp:forward page="good_show.action"/>