プレ><コード>org.apache.catalina.core.ContainerBase addChildInternal SEVEREです。ContainerBase.addChild: start: org.apache.catalina.LifecycleException:Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/CollegeWebsite]]. At org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154) At org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:895) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:871) At org.apache.catalina.core.StandardHost.addChild(StandardHost.java:615) At org.apache.catalina.startup.HostConfig.deployWAR(HostConfig.java:962) At org.apache.catalina.startup.HostConfig$DeployWar.run(HostConfig.java:1603) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:469) at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:332) アット java.util.concurrent.FutureTask.run(FutureTask.java:166) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1076) アット java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:597) at java.lang.Thread.run(Thread.java:637) 原因:java.lang.UnsupportedClassVersionError:com/Servlets/AddCourse : Unsupported major.minor version 51.0 (unable to load class com.Servlets.AddCourse) at org.apache.catalina.loader.WebappClassLoader.findClassInternal(WebappClassLoader.java:2893) At org.apache.catalina.loader.WebappClassLoader.findClass(WebappClassLoader.java:1170) At org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1678) At org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1556) At org.apache.catalina.startup.WebAnnotationSet.loadClass(WebAnnotationSet.java:480) At org.apache.catalina.startup.WebAnnotationSet.loadApplicationServletAnnotations(WebAnnotationSet.java:130) at org.apache.catalina.startup.WebAnnotationSet.loadApplicationAnnotations(WebAnnotationSet.java:66) at org.apache.catalina.startup.ContextConfig.applicationAnnotationsConfig(ContextConfig.java:381) At org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:858) 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) ...11 more
このエラーを克服するにはどうしたらよいでしょうか?私のプロジェクトはEclipseでは簡単にデプロイされたのですが、Tomcatサーバーから直接デプロイするとデプロイできません。