比着老师得敲得
HTTP Status 404 - There is no Action mapped for namespace [/] and action name [Students_query] associated with context path [/MyStuMseeagePro].
type Status report
message There is no Action mapped for namespace [/] and action name [Students_query] associated with context path [/MyStuMseeagePro].
description The requested resource is not available.
Apache Tomcat/7.0.30
我在其他地方也出现过这个错误，你可以检查一下struts.xml文档里的result跳转是否有错误，及其相关的Action中的方法。我的错误是Action方法中已经throws了异常，又画蛇添足的加了try catch语句。希望能帮到你……
和老师的代码一样为什么还会有这样的错误啊