JavaWeb遇到的问题

java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/Logistics]]    at java.util.concurrent.FutureTask.report(FutureTask.java:122)    at java.util.concurrent.FutureTask.get(FutureTask.java:192)    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1128)    at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:782)    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1566)    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1556)    at java.util.concurrent.FutureTask.run(FutureTask.java:266)    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)    at java.lang.Thread.run(Thread.java:745)Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/Logistics]]    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154)    ... 6 moreCaused by: org.apache.tomcat.util.bcel.classfile.ClassFormatException: Invalid byte tag in constant pool: 15    at org.apache.tomcat.util.bcel.classfile.Constant.readConstant(Constant.java:131)    at org.apache.tomcat.util.bcel.classfile.ConstantPool.<init>(ConstantPool.java:60)    at org.apache.tomcat.util.bcel.classfile.ClassParser.readConstantPool(ClassParser.java:209)    at org.apache.tomcat.util.bcel.classfile.ClassParser.parse(ClassParser.java:119)    at org.apache.catalina.startup.ContextConfig.processAnnotationsStream(ContextConfig.java:2032)    at org.apache.catalina.startup.ContextConfig.processAnnotationsJar(ContextConfig.java:1923)    at org.apache.catalina.startup.ContextConfig.processAnnotationsUrl(ContextConfig.java:1891)    at org.apache.catalina.startup.ContextConfig.processAnnotations(ContextConfig.java:1877)    at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1270)    at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:855)    at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:345)    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:5161)    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)    ... 6 more 五月 20, 2014 3:55:58 下午 org.apache.catalina.core.ContainerBase startInternal严重: A child container failed during startjava.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost]]    at java.util.concurrent.FutureTask.report(FutureTask.java:122)    at java.util.concurrent.FutureTask.get(FutureTask.java:192)    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1128)    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(NativeMethodAccessorImpl.java:62)    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)    at java.lang.reflect.Method.invoke(Method.java:483)    at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:322)    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:450)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:1566)    at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1556)    at java.util.concurrent.FutureTask.run(FutureTask.java:266)    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)    at java.lang.Thread.run(Thread.java:745)Caused by: org.apache.catalina.LifecycleException: A child container failed during start    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1136)    at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:782)    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)    ... 6 more 五月 20, 2014 3:55:58 下午 org.apache.catalina.startup.Catalina start严重: 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(NativeMethodAccessorImpl.java:62)    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)    at java.lang.reflect.Method.invoke(Method.java:483)    at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:322)    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:450)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 moreCaused 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 moreCaused by: org.apache.catalina.LifecycleException: A child container failed during start    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1136)    at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:302)    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)    ... 11 more

错误原因：JRE版本和JDK版本不一致。

Solution：在windows->preferences->java->compiler 中 compiler compliance lever中的选项要和

windows->preferences->java ->installed JREs中选择的版本是一致的。