A child container failed during start——java.util.concurrent.ExecutionException解决

1.报错内容如下

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[/myTax]]

    at java.util.concurrent.FutureTask.report(FutureTask.java:122)

    at java.util.concurrent.FutureTask.get(FutureTask.java:188)

    at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1123)

    at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:799)

    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.run(FutureTask.java:262)

    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)

    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)

    at java.lang.Thread.run(Thread.java:744)

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

    at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154)

    ... 6 more

Caused by: java.lang.IllegalArgumentException: Invalid <url-pattern> /*.action in filter mapping

    at org.apache.catalina.core.StandardContext.validateFilterMap(StandardContext.java:3090)

    at org.apache.catalina.core.StandardContext.addFilterMap(StandardContext.java:3039)

    at org.apache.catalina.deploy.WebXml.configureContext(WebXml.java:1265)

    at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1341)

    at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:873)

    at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:371)

    at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)

    at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)

    at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5355)

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

    ... 6 more

2.解决方案：在web.xml文件中的struts配置按如下修改：

将：<filter-mapping>

      <filter-name>struts2</filter-name>

      <url-pattern>/*.action</url-pattern>

  </filter-mapping>

改为：

<filter-mapping>

      <filter-name>struts2</filter-name>

      <url-pattern>*.action</url-pattern>

  </filter-mapping>