Action industry_browseIndustry cannot be?400报错

Action industry_browseIndustry cannot be found in the namespace /admin? 400 报错

<package name="admin" extends="dianhua51" namespace="/admin">
  <!-- 配置电话行业管理的IndustryAction映射 -->
  <action name="updateIndustry" class="com.dianhua51.struts.action.IndustryAction" method="updateIndustry">
   <result name="input">/admin/editIndustry.jsp</result>
   <interceptor-ref name="loginedCheck"/>
   <interceptor-ref name="defaultStack"/>
  </action>
  <!-- 使用通配符配置实现动态方法调用 --> 
  <action name="industry_*" class="com.dianhua51.struts.action.IndustryAction" method="{1}">
   <result name="success">/admin/{1}.jsp</result>
   <result name="input">/admin/{1}.jsp</result> 
   <!-- 将请求重定向至别的Action,相当重新发起一次请求，并携带请求参数 -->
   <result name="toBrowseIndustry" type="redirectAction">
    <param name="actionName">industry_browseIndustry</param>
    <param name="namespace">/admin</param>      (这里出现错误提示：Action industry_browseIndustry cannot be found in the namespace /admin)
    <param name="actionMsg">${actionMsg}</param>
   </result>
   <interceptor-ref name="loginedCheck"/>
   <interceptor-ref name="defaultStack"/>
  </action>

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