我用Eclipse创建了个Dynamic Web Project，然后在WebContent文件下建了个hello.jsp,为什么运行起来提示The selection is not within a valid module。hello.jsp里面我就输了个Hello，没别的东西
------解决方案--------------------
先切换一下workspace,然后再切换回来.应该就可以了
详细解决方案
The selection is not within a valid module,该怎么处理
热度：940 发布时间：2016-04-23 14:13:12.0
我用Eclipse创建了个Dynamic Web Project，然后在WebContent文件下建了个hello.jsp,为什么运行起来提示The selection is not within a valid module。hello.jsp里面我就输了个Hello，没别的东西
------解决方案--------------------
先切换一下workspace,然后再切换回来.应该就可以了
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