java.lang.IllegalArgumentException：指定的主资源集 [....\org.eclipse.wst.server.core\tmp0\wtpwebapps\...] 无效 [重复]答案

【问题标题】：java.lang.IllegalArgumentException: The main resource set specified [....\org.eclipse.wst.server.core\tmp0\wtpwebapps\...] is not valid [duplicate]java.lang.IllegalArgumentException：指定的主资源集 [....\org.eclipse.wst.server.core\tmp0\wtpwebapps\...] 无效 [重复]
【发布时间】：2015-10-17 21:49:00
【问题描述】：

在 Eclipse 中我有错误消息

Starting 'Tomcat v8.0 Server at localhost' 遇到问题。
Server Tomcat v8.0 Server at localhost 启动失败。

这是个例外：

java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/TestForServer]]
    at java.util.concurrent.FutureTask.report(Unknown Source)
    at java.util.concurrent.FutureTask.get(Unknown Source)
    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:916)
    at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:871)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1408)
    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1398)
    at java.util.concurrent.FutureTask.run(Unknown Source)
    at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
    at java.lang.Thread.run(Unknown Source)
Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/TestForServer]]
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154)
    ... 6 more
Caused by: org.apache.catalina.LifecycleException: Failed to start component [org.apache.catalina.webresources.StandardRoot@57404ee4]
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154)
    at org.apache.catalina.core.StandardContext.resourcesStart(StandardContext.java:4845)
    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:4975)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
    ... 6 more
Caused by: java.lang.IllegalArgumentException: The main resource set specified [C:\Users\User\Desktop\java ee\.metadata\.plugins\org.eclipse.wst.server.core\tmp0\wtpwebapps\TestForServer] is not valid
    at org.apache.catalina.webresources.StandardRoot.createMainResourceSet(StandardRoot.java:723)
    at org.apache.catalina.webresources.StandardRoot.startInternal(StandardRoot.java:684)
    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
    ... 9 more

【问题讨论】：

标签： eclipse tomcat servlets illegalargumentexception

【解决方案1】：

最后我重新安装了 Eclipse，它现在可以工作了

【讨论】：