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我在 Eclipse Juno 中使用 Tomcat 7 在 JAVA 7 中创建了一个应用程序。当时它运行得很好，但几天后它停止工作了。现在，每当我尝试运行该应用程序时，它都会显示错误:
SEVERE: A child container failed during start java.util.concurrent.ExecutionException:org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/MuShag]] at java.util.concurrent.FutureTask$Sync.innerGet(Unknown Source) at java.util.concurrent.FutureTask.get(Unknown Source) at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1123) at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:800) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559) at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549) at java.util.concurrent.FutureTask$Sync.innerRun(Unknown Source) 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[/MuShag]] at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154) ... 7 more Caused by: java.lang.IllegalArgumentException: The servlets named [AdminController] and [muShag.Private.controller.AdminController] are both mapped to the url-pattern [/AdminController] which is not permitted at org.apache.catalina.deploy.WebXml.addServletMapping(WebXml.java:335) at org.apache.catalina.startup.ContextConfig.processAnnotationWebServlet(ContextConfig.java:2412) at org.apache.catalina.startup.ContextConfig.processAnnotationsStream(ContextConfig.java:2125) at org.apache.catalina.startup.ContextConfig.processAnnotationsFile(ContextConfig.java:2080) at org.apache.catalina.startup.ContextConfig.processAnnotationsFile(ContextConfig.java:2073) at org.apache.catalina.startup.ContextConfig.processAnnotationsFile(ContextConfig.java:2073) at org.apache.catalina.startup.ContextConfig.processAnnotationsFile(ContextConfig.java:2073) at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1300) at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:878) at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:369) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119) at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90) at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5179) at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) ... 7 more 26 Jul, 2013 9:36:50 PM
现在如何处理这些错误。在某个地方冲浪太多之后，我通过添加 commons-looging.jar 找到了一种方法，但它不起作用。