我的應用程序使用Tomcat

Question

當我使用Tomcat 7和應用程序提供以下exceptiom請幫忙給例外，我已經在Tomcat 6工作，它不給任何問題，我使用的Eclipse靛藍

java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/RTM14]] 
     at java.util.concurrent.FutureTask$Sync.innerGet(Unknown Source) 
     at java.util.concurrent.FutureTask.get(Unknown Source) 
     at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1142) 
     at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:785) 
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
     at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1595) 
     at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1585) 
     at java.util.concurrent.FutureTask$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[/RTM14]] 
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154) 
     ... 7 more 
    Caused by: java.lang.NoClassDefFoundError: CategoryItemRenderer 
     at java.lang.Class.getDeclaredMethods0(Native Method) 
     at java.lang.Class.privateGetDeclaredMethods(Unknown Source) 
     at java.lang.Class.getDeclaredMethods(Unknown Source) 
     at org.apache.catalina.util.Introspection.getDeclaredMethods(Introspection.java:108) 
     at org.apache.catalina.startup.WebAnnotationSet.loadMethodsAnnotation(WebAnnotationSet.java:279) 
     at org.apache.catalina.startup.WebAnnotationSet.loadApplicationServletAnnotations(WebAnnotationSet.java:141) 
     at org.apache.catalina.startup.WebAnnotationSet.loadApplicationAnnotations(WebAnnotationSet.java:67) 
     at org.apache.catalina.startup.ContextConfig.applicationAnnotationsConfig(ContextConfig.java:382) 
     at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:858) 
     at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:346) 
     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:5172) 
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
     ... 7 more 
    Caused by: java.lang.ClassNotFoundException: CategoryItemRenderer 
     at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1711) 
     at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1556) 
     ... 21 more 
    Aug 9, 2012 12:52:31 PM org.apache.catalina.core.ContainerBase startInternal 
    SEVERE: A child container failed during start 
    java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost]] 
     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:1142) 
     at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:302) 
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
     at org.apache.catalina.core.StandardService.startInternal(StandardService.java:443) 
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
     at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:732) 
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
     at org.apache.catalina.startup.Catalina.start(Catalina.java:675) 
     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
     at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) 
     at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) 
     at java.lang.reflect.Method.invoke(Unknown Source) 
     at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:322) 
     at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:451) 
    Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost]] 
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154) 
     at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1595) 
     at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1585) 
     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: A child container failed during start 
     at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1150) 
     at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:785) 
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
     ... 7 more 
    Aug 9, 2012 12:52:31 PM org.apache.catalina.startup.Catalina start 
    SEVERE: Catalina.start: 
    org.apache.catalina.LifecycleException: Failed to start component [StandardServer[8005]] 
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154) 
     at org.apache.catalina.startup.Catalina.start(Catalina.java:675) 
     at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) 
     at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) 
     at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) 
     at java.lang.reflect.Method.invoke(Unknown Source) 
     at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:322) 
     at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:451) 
    Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardService[Catalina]] 
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154) 
     at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:732) 
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
     ... 7 more 
    Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina]] 
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154) 
     at org.apache.catalina.core.StandardService.startInternal(StandardService.java:443) 
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
     ... 9 more 
    Caused by: org.apache.catalina.LifecycleException: A child container failed during start 
     at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1150) 
     at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:302) 
     at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150) 
     ... 11 more 

我準備提供其他信息的應用程序，但我不知道提供什麼提供謝謝

Answer 1

您有java.lang.ClassNotFoundException。您似乎沒有提供CategoryItemRenderer的jar，我認爲它來自您的類路徑中的jfreechart。如果您使用的是jfreechart API，請確保您的類路徑中包含該API。確保您的jar在您的類路徑中提供了CategoryItemRenderer（您的lib目錄在WEB-INF下）。