求助，Tomcat配置完Struts2就启动错误，求大神讲解下问题

Question

严重: A child container failed during start

java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/vvvv]]

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:939)

at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:872)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)

at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1419)

at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1409)

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[/vvvv]]

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:167)

... 6 more

Caused by: java.lang.IllegalArgumentException: Filter mapping specifies an unknown filter name struts2

at org.apache.catalina.core.StandardContext.validateFilterMap(StandardContext.java:2960)

at org.apache.catalina.core.StandardContext.addFilterMap(StandardContext.java:2923)

at org.apache.catalina.startup.ContextConfig.configureContext(ContextConfig.java:1275)

at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1190)

at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:775)

at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:299)

at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:94)

at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5087)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)

... 6 more

六月 08, 2018 10:27:31 下午 org.apache.catalina.core.ContainerBase startInternal

严重: 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.report(FutureTask.java:122)

at java.util.concurrent.FutureTask.get(FutureTask.java:192)

at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:939)

at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)

at org.apache.catalina.core.StandardService.startInternal(StandardService.java:422)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)

at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:793)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)

at org.apache.catalina.startup.Catalina.start(Catalina.java:655)

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:497)

at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:355)

at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:495)

Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost]]

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:167)

at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1419)

at org.apache.catalina.core.ContainerBase$StartChild.call(ContainerBase.java:1409)

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:947)

at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:872)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)

... 6 more

六月 08, 2018 10:27:31 下午 org.apache.catalina.startup.Catalina start

严重: The required Server component failed to start so Tomcat is unable to start.

org.apache.catalina.LifecycleException: Failed to start component [StandardServer[8005]]

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:167)

at org.apache.catalina.startup.Catalina.start(Catalina.java:655)

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:497)

at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:355)

at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:495)

Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardService[Catalina]]

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:167)

at org.apache.catalina.core.StandardServer.startInternal(StandardServer.java:793)

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:167)

at org.apache.catalina.core.StandardService.startInternal(StandardService.java:422)

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:947)

at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:262)

at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)

... 11 more

六月 08, 2018 10:27:31 下午 org.apache.coyote.AbstractProtocol pause

信息: Pausing ProtocolHandler ["http-nio-8080"]

六月 08, 2018 10:27:31 下午 org.apache.coyote.AbstractProtocol pause

信息: Pausing ProtocolHandler ["ajp-nio-8009"]

六月 08, 2018 10:27:31 下午 org.apache.catalina.core.StandardService stopInternal

信息: Stopping service Catalina

六月 08, 2018 10:27:31 下午 org.apache.coyote.AbstractProtocol destroy

信息: Destroying ProtocolHandler ["http-nio-8080"]

六月 08, 2018 10:27:31 下午 org.apache.coyote.AbstractProtocol destroy

信息: Destroying ProtocolHandler ["ajp-nio-8009"]

Answer 1

<filter-name>不一样

Answer 2

Caused by: java.lang.IllegalArgumentException: Filter mapping specifies an unknown filter name struts2可能是web.xml过滤器配置有问题