java.util.concurrent.ExecutionException 问题解决方法

java.util.concurrent.ExecutionException错误信息，这里给出解决方案，大家根据具体要求更改。

SEVERE: A child container failed during start
java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/WebApp]]
 at java.util.concurrent.FutureTask$Sync.innerGet(FutureTask.java:222)
 at java.util.concurrent.FutureTask.get(FutureTask.java:83)
 at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1123)
 at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:800)
 at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
 at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1559)
 at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1549)
 at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
 at java.util.concurrent.FutureTask.run(FutureTask.java:138)
 at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:886)
 at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:908)
 at java.lang.Thread.run(Thread.java:619)
Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/WebApp]]
 at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154)
 ... 7 more
Caused by: java.lang.RuntimeException: Unexpected element value kind in annotation: 0
 at org.apache.tomcat.util.bcel.classfile.ElementValue.readElementValue(ElementValue.java:129)
 at org.apache.tomcat.util.bcel.classfile.AnnotationEntry.read(AnnotationEntry.java:59)
 at org.apache.tomcat.util.bcel.classfile.Annotations.<init>(Annotations.java:49)
 at org.apache.tomcat.util.bcel.classfile.RuntimeVisibleAnnotations.<init>(RuntimeVisibleAnnotations.java:51)
 at org.apache.tomcat.util.bcel.classfile.Attribute.readAttribute(Attribute.java:147)
 at org.apache.tomcat.util.bcel.classfile.FieldOrMethod.<init>(FieldOrMethod.java:58)
 at org.apache.tomcat.util.bcel.classfile.Method.<init>(Method.java:72)
 at org.apache.tomcat.util.bcel.classfile.ClassParser.readMethods(ClassParser.java:268)
 at org.apache.tomcat.util.bcel.classfile.ClassParser.parse(ClassParser.java:128)
 at org.apache.catalina.startup.ContextConfig.processAnnotationsStream(ContextConfig.java:2118)
 at org.apache.catalina.startup.ContextConfig.processAnnotationsFile(ContextConfig.java:2093)
 at org.apache.catalina.startup.ContextConfig.processAnnotationsFile(ContextConfig.java:2086)
 at org.apache.catalina.startup.ContextConfig.processAnnotationsFile(ContextConfig.java:2086)
 at org.apache.catalina.startup.ContextConfig.processAnnotationsFile(ContextConfig.java:2086)
 at org.apache.catalina.startup.ContextConfig.processAnnotationsFile(ContextConfig.java:2086)
 at org.apache.catalina.startup.ContextConfig.processAnnotationsFile(ContextConfig.java:2086)
 at org.apache.catalina.startup.ContextConfig.processAnnotationsFile(ContextConfig.java:2086)
 at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1293)
 at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:878)
 at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:376)
 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:5322)
 at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
 ... 7 more
May 26, 2014 6:19:09 PM org.apache.catalina.core.ContainerBase startInternal

今天运行eclipse 运行tomcat启动不了，不知道啥情况，通过调查发现是因为springmvc中controller类有一个url报错了

解决问题方法：

1.web.xml出现了问题

检查<url-pattern></url-pattern>中配置的内容是否缺少“/” ,"/"表示当前web应用。

@WebFilter("/*")

2.如果是springmvc检查controller类中@RequestMapping(value =是否有报错的情况

感谢阅读，希望能帮助到大家，谢谢大家对本站的支持！