Type?Status Report

Message?/UploadAndDownload/upload.action

Description?The origin server did not find a current representation for the target resource or is not willing to disclose that one exists.

struts.xml 與 FileUploadAction配置和老師一模一樣，之前有的也是這種錯誤，這究竟是怎么回事。

<struts>
????
????<constant?name="struts.enable.DynamicMethodInvocation"?value="false"></constant>
????<constant?name="struts.devMode"?value="true"></constant>
????
????<package?name="default"?namespace="/"?extends="struts-default">
????????<action?name="upload"?class="com.imooc.action.FileUploadAction">
????????????<result>/jsp/03.jsp</result>
????????????<result?name="input">/jsp/error.jsp</result>
????????????<!--?配置攔截器限制上傳文件類型及大小?-->
????????????<interceptor-ref?name="fileUpload">
????????????????<param?name="allowedTypes">image/bmp,image/x-png,image/gif,image/jpg</param>
????????????????<param?name="maximumSize">2M</param>
????????????</interceptor-ref>
????????????<interceptor-ref?name="defaultStack"></interceptor-ref>
????????</action>
????</package>
????
</struts>

struts.xml放在src下，完全無解