当我运行服务器几次时，它工作得很好，几次启动后它'；s在控制台中显示以下消息 code 2014年8月20日下午6:34:53 org.apache.catalina.core.AprLifecycleListener init 信息：在java.

当我运行服务器几次时，它工作得很好，几次启动后它'；s在控制台中显示以下消息

code
2014年8月20日下午6:34:53 org.apache.catalina.core.AprLifecycleListener init
信息：在java.library.path:.：/library/java/Extensions:/System/library/java/Extensions:/usr/lib/java上找不到基于APR的Apache Tomcat本机库，该库允许在生产环境中实现最佳性能
2014年8月20日下午6:34:55 org.apache.tomcat.util.digester.SetPropertiesRule begin
警告：[SetPropertiesRule]{Server/Service/Engine/Host/Context}将属性“source”设置为“org.eclipse.jst.jee.Server:struts”未找到匹配的属性。
2014年8月20日下午6:34:56 org.apache.coyote.AbstractProtocol init
信息：正在初始化ProtocolHandler[“http-bio-8080”]
2014年8月20日下午6:34:56 org.apache.coyote.AbstractProtocol init
信息：正在初始化ProtocolHandler[“ajp-bio-8009”]
2014年8月20日下午6:34:56 org.apache.catalina.startup.catalina加载
信息：初始化处理时间为5892毫秒
2014年8月20日下午6:34:57 org.apache.catalina.core.StandardService startInternal
信息：开始服务Catalina
2014年8月20日下午6:34:57 org.apache.catalina.core.StandardEngine startInternal
信息：启动Servlet引擎：ApacheTomcat/7.0.50
2014年8月20日下午6:34:58 org.apache.tomcat.websocket.server.WsSci启动
信息：在Java 6上运行时，JSR 356 WebSocket（Java WebSocket 1.0）支持不可用。要抑制此消息，请在Java 7上运行Tomcat，从$CATALINA_HOME/lib中删除WebSocket jar，或将WebSocketjar添加到$CATALINA_BASE/conf/CATALINA.properties中的Tomcat.util.scan.DefaultJarScanner.jarsToSkip属性。请注意，不推荐使用的Tomcat 7 WebSocket API将可用。
2014年8月20日下午6:35:00 org.apache.catalina.core.ContainerBase startInternal
严重：启动期间子容器失败
java.util.concurrent.ExecutionException:org.apache.catalina.LifecycleException:未能启动组件[StandardEngine[catalina].StandardHost[localhost].StandardContext[/struts]]
位于java.util.concurrent.FutureTask$Sync.innerGet（FutureTask.java:222）
位于java.util.concurrent.FutureTask.get（FutureTask.java:83）
位于org.apache.catalina.core.ContainerBase.startInternal（ContainerBase.java:1123）
位于org.apache.catalina.core.StandardHost.startInternal（StandardHost.java:801）
位于org.apache.catalina.util.LifecycleBase.start（LifecycleBase.java:150）
位于org.apache.catalina.core.ContainerBase$StartChild.call（ContainerBase.java:1559）
位于org.apache.catalina.core.ContainerBase$StartChild.call（ContainerBase.java:1549）
位于java.util.concurrent.FutureTask$Sync.innerRun（FutureTask.java:303）
位于java.util.concurrent.FutureTask.run（FutureTask.java:138）
位于java.util.concurrent.ThreadPoolExecutor$Worker.runTask（ThreadPoolExecutor.java:895）
位于java.util.concurrent.ThreadPoolExecutor$Worker.run（ThreadPoolExecutor.java:918）
运行（Thread.java:695）
原因：org.apache.catalina.LifecycleException:未能启动组件[StandardEngine[catalina].StandardHost[localhost].StandardContext[/struts]]
位于org.apache.catalina.util.LifecycleBase.start（LifecycleBase.java:154）
... 还有7个
原因：java.lang.IllegalArgumentException:servlet映射中的nextpage.do无效
位于org.apache.catalina.core.StandardContext.addServletMapping（StandardContext.java:3267）
位于org.apache.catalina.core.StandardContext.addServletMapping（StandardContext.java:3242）
位于org.apache.catalina.deploy.WebXml.configureContext（WebXml.java:1324）
位于org.apache.catalina.startup.ContextConfig.webConfig（ContextConfig.java:1348）
位于org.apache.catalina.startup.ContextConfig.configureStart（ContextConfig.java:880）
位于org.apache.catalina.startup.ContextConfig.lifecycleEvent（ContextConfig.java:378）
在org.apache.catalina.util.LifecycleSupport.FireLifecycleSupport（LifecycleSupport.java:119）上
位于org.apache.catalina.util.LifecycleBase.fireLifecycleEvent（LifecycleBase.java:90）
位于org.apache.catalina.core.StandardContext.startInternal（StandardContext.java:5343）
位于org.apache.catalina.util.LifecycleBase.start（LifecycleBase.java:150）
... 还有7个
2014年8月20日下午6:35:00 org.apache.catalina.core.ContainerBase startInternal
严重：启动期间子容器失败
java.util.concurrent.ExecutionException:org.apache.catalina.LifecycleException:无法启动组件[StandardEngine[catalina].StandardHost[localhost]]
位于java.util.concurrent.FutureTask$Sync.innerGet（FutureTask.java:222）
位于java.util.concurrent.FutureTask.get（FutureTask.java:83）
位于org.apache.catalina.core.ContainerBase.startInternal（ContainerBase.java:1123）
位于org.apache.catalina.core.StandardEngine.startInternal（StandardEngine.java:302）
位于org.apache.catalina.util.LifecycleBase.start（LifecycleBase.java:150）
位于org.apache.catalina.core.StandardService.startInternal（StandardService.java:443）
位于org.apache.catalina.util.LifecycleBase.start（LifecycleBase.java:150）
位于org.apache.catalina.core.StandardServer.startInternal（StandardServer.java:732）
位于org.apache.catalina.util.LifecycleBase.start（LifecycleBase.java:150）
位于org.apache.catalina.startup.catalina.start（catalina.java:690）
在sun.reflect.NativeMethodAccessorImpl.invoke0（本机方法）处
位于sun.reflect.NativeMethodAccessorImpl.invoke（NativeMethodAccessorImpl.java:39）
在sun.reflect.DelegatingMethodAccessorImpl.invoke（DelegatingMethodAccessorImpl.java:25）中
位于java.lang.reflect.Method.invoke（Method.java:597）
位于org.apache.catalina.startup.Bootstrap.start（Bootstrap.java:322）
位于org.apache.catalina.startup.Bootstrap.main（Bootstrap.java:456）
原因：org.apache.catalina.LifecycleException:失败
 CODE  
    Aug 20, 2014 6:34:53 PM org.apache.catalina.core.AprLifecycleListener init
    INFO: The APR based Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: .:/Library/Java/Extensions:/System/Library/Java/Extensions:/usr/lib/java
    Aug 20, 2014 6:34:55 PM org.apache.tomcat.util.digester.SetPropertiesRule begin
    WARNING: [SetPropertiesRule]{Server/Service/Engine/Host/Context} Setting property 'source' to 'org.eclipse.jst.jee.server:struts' did not find a matching property.
    Aug 20, 2014 6:34:56 PM org.apache.coyote.AbstractProtocol init
    INFO: Initializing ProtocolHandler ["http-bio-8080"]
    Aug 20, 2014 6:34:56 PM org.apache.coyote.AbstractProtocol init
    INFO: Initializing ProtocolHandler ["ajp-bio-8009"]
    Aug 20, 2014 6:34:56 PM org.apache.catalina.startup.Catalina load
    INFO: Initialization processed in 5892 ms
    Aug 20, 2014 6:34:57 PM org.apache.catalina.core.StandardService startInternal
    INFO: Starting service Catalina
    Aug 20, 2014 6:34:57 PM org.apache.catalina.core.StandardEngine startInternal
    INFO: Starting Servlet Engine: Apache Tomcat/7.0.50
    Aug 20, 2014 6:34:58 PM org.apache.tomcat.websocket.server.WsSci onStartup
    INFO: JSR 356 WebSocket (Java WebSocket 1.0) support is not available when running on Java 6. To suppress this message, run Tomcat on Java 7, remove the WebSocket JARs from $CATALINA_HOME/lib or add the WebSocketJARs to the tomcat.util.scan.DefaultJarScanner.jarsToSkip property in $CATALINA_BASE/conf/catalina.properties. Note that the deprecated Tomcat 7 WebSocket API will be available. 
    Aug 20, 2014 6:35:00 PM org.apache.catalina.core.ContainerBase startInternal
    SEVERE: A child container failed during start
    java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/struts]]
        at java.util.concurrent.FutureTask$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:801)
        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:895)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
        at java.lang.Thread.run(Thread.java:695)
    Caused by: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost].StandardContext[/struts]]
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:154)
        ... 7 more
    Caused by: java.lang.IllegalArgumentException: Invalid <url-pattern> nextpage.do in servlet mapping
        at org.apache.catalina.core.StandardContext.addServletMapping(StandardContext.java:3267)
        at org.apache.catalina.core.StandardContext.addServletMapping(StandardContext.java:3242)
        at org.apache.catalina.deploy.WebXml.configureContext(WebXml.java:1324)
        at org.apache.catalina.startup.ContextConfig.webConfig(ContextConfig.java:1348)
        at org.apache.catalina.startup.ContextConfig.configureStart(ContextConfig.java:880)
        at org.apache.catalina.startup.ContextConfig.lifecycleEvent(ContextConfig.java:378)
        at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119)
        at org.apache.catalina.util.LifecycleBase.fireLifecycleEvent(LifecycleBase.java:90)
        at org.apache.catalina.core.StandardContext.startInternal(StandardContext.java:5343)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        ... 7 more
    Aug 20, 2014 6:35:00 PM org.apache.catalina.core.ContainerBase startInternal
    SEVERE: A child container failed during start
    java.util.concurrent.ExecutionException: org.apache.catalina.LifecycleException: Failed to start component [StandardEngine[Catalina].StandardHost[localhost]]
        at java.util.concurrent.FutureTask$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.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:690)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:322)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:456)
    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$StartChild.call(ContainerBase.java:1559)
        at org.apache.catalina.core.ContainerBase$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:895)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:918)
        at java.lang.Thread.run(Thread.java:695)
    Caused by: org.apache.catalina.LifecycleException: A child container failed during start
        at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1131)
        at org.apache.catalina.core.StandardHost.startInternal(StandardHost.java:801)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        ... 7 more
    Aug 20, 2014 6:35:00 PM org.apache.catalina.startup.Catalina start
    SEVERE: 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:154)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:690)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:597)
        at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:322)
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:456)
    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 more
    Caused 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 more
    Caused by: org.apache.catalina.LifecycleException: A child container failed during start
        at org.apache.catalina.core.ContainerBase.startInternal(ContainerBase.java:1131)
        at org.apache.catalina.core.StandardEngine.startInternal(StandardEngine.java:302)
        at org.apache.catalina.util.LifecycleBase.start(LifecycleBase.java:150)
        ... 11 more
    Aug 20, 2014 6:35:00 PM org.apache.coyote.AbstractProtocol pause
    INFO: Pausing ProtocolHandler ["http-bio-8080"]
    Aug 20, 2014 6:35:00 PM org.apache.coyote.AbstractProtocol pause
    INFO: Pausing ProtocolHandler ["ajp-bio-8009"]
    Aug 20, 2014 6:35:00 PM org.apache.catalina.core.StandardService stopInternal
    INFO: Stopping service Catalina
    Aug 20, 2014 6:35:00 PM org.apache.coyote.AbstractProtocol destroy
    INFO: Destroying ProtocolHandler ["http-bio-8080"]
    Aug 20, 2014 6:35:00 PM org.apache.coyote.AbstractProtocol destroy
    INFO: Destroying ProtocolHandler ["ajp-bio-8009"]

Caused by: java.lang.IllegalArgumentException: Invalid <url-pattern> nextpage.do in servlet mapping

  <servlet-mapping>
    <servlet-name>nextpage.do</servlet-name>
    <url-pattern>/nextpage.do</url-pattern>
  </servlet-mapping>