启动Tomcat服务器的时候出现如下错误，检查项目已经导入struts.jar包。不知道是神马情况，望高手指教
- Java code
2012-6-9 16:44:21 org.apache.coyote.http11.Http11Protocol init信息: Initializing Coyote HTTP/1.1 on http-80862012-6-9 16:44:21 org.apache.catalina.startup.Catalina load信息: Initialization processed in 828 ms2012-6-9 16:44:21 org.apache.catalina.core.StandardService start信息: Starting service Catalina2012-6-9 16:44:21 org.apache.catalina.core.StandardEngine start信息: Starting Servlet Engine: Apache Tomcat/5.5.92012-6-9 16:44:21 org.apache.catalina.core.StandardHost start信息: XML validation disabled2012-6-9 16:44:22 org.apache.catalina.core.ApplicationContext log信息: org.apache.webapp.balancer.BalancerFilter: init(): ruleChain: [org.apache.webapp.balancer.RuleChain: [org.apache.webapp.balancer.rules.URLStringMatchRule: Target string: News / Redirect URL: http://www.cnn.com], [org.apache.webapp.balancer.rules.RequestParameterRule: Target param name: paramName / Target param value: paramValue / Redirect URL: http://www.yahoo.com], [org.apache.webapp.balancer.rules.AcceptEverythingRule: Redirect URL: http://jakarta.apache.org]]2012-6-9 16:44:22 org.apache.catalina.startup.HostConfig deployWAR信息: Deploying web application archive jsp-examples.war2012-6-9 16:44:23 org.apache.catalina.core.ApplicationContext log信息: ContextListener: contextInitialized()2012-6-9 16:44:23 org.apache.catalina.core.ApplicationContext log信息: SessionListener: contextInitialized()2012-6-9 16:44:23 org.apache.catalina.startup.HostConfig deployWAR信息: Deploying web application archive ROOT.war2012-6-9 16:44:23 org.apache.catalina.startup.HostConfig deployWAR信息: Deploying web application archive servlets-examples.war2012-6-9 16:44:23 org.apache.catalina.core.ApplicationContext log信息: ContextListener: contextInitialized()2012-6-9 16:44:23 org.apache.catalina.core.ApplicationContext log信息: SessionListener: contextInitialized()2012-6-9 16:44:23 org.apache.catalina.startup.HostConfig deployWAR信息: Deploying web application archive tomcat-docs.war2012-6-9 16:44:23 org.apache.catalina.startup.HostConfig deployWAR信息: Deploying web application archive webdav.war2012-6-9 16:44:24 org.apache.catalina.core.ApplicationContext log信息: Marking servlet action as unavailable2012-6-9 16:44:24 org.apache.catalina.core.ApplicationContext log严重: Error loading WebappClassLoader delegate: false repositories: /WEB-INF/classes/----------> Parent Classloader:org.apache.catalina.loader.StandardClassLoader@3cc262 org.apache.struts.action.ActionServletjava.lang.ClassNotFoundException: org.apache.struts.action.ActionServlet at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1332) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1181) at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1027) at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:925) at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:3857) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4118) at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:759) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:739) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:524) at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:894) at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:857) at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:475) at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1102) at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1020) at org.apache.catalina.core.StandardHost.start(StandardHost.java:718) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1012) at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:442) at org.apache.catalina.core.StandardService.start(StandardService.java:450) at org.apache.catalina.core.StandardServer.start(StandardServer.java:683) at org.apache.catalina.startup.Catalina.start(Catalina.java:537) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:271) at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:409)2012-6-9 16:44:24 org.apache.catalina.core.StandardContext loadOnStartup严重: Servlet /b threw load() exceptionjava.lang.ClassNotFoundException: org.apache.struts.action.ActionServlet at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1332) at org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1181) at org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.java:1027) at org.apache.catalina.core.StandardWrapper.load(StandardWrapper.java:925) at org.apache.catalina.core.StandardContext.loadOnStartup(StandardContext.java:3857) at org.apache.catalina.core.StandardContext.start(StandardContext.java:4118) at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:759) at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:739) at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:524) at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:894) at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:857) at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:475) at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1102) at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311) at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1020) at org.apache.catalina.core.StandardHost.start(StandardHost.java:718) at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1012) at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:442) at org.apache.catalina.core.StandardService.start(StandardService.java:450) at org.apache.catalina.core.StandardServer.start(StandardServer.java:683) at org.apache.catalina.startup.Catalina.start(Catalina.java:537) at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) at java.lang.reflect.Method.invoke(Unknown Source) at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:271) at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:409)2012-6-9 16:44:27 org.apache.coyote.http11.Http11Protocol start信息: Starting Coyote HTTP/1.1 on http-80862012-6-9 16:44:27 org.apache.jk.common.ChannelSocket init信息: JK: ajp13 listening on /0.0.0.0:80062012-6-9 16:44:27 org.apache.jk.server.JkMain start信息: Jk running ID=0 time=0/15 config=null2012-6-9 16:44:27 org.apache.catalina.storeconfig.StoreLoader load信息: Find registry server-registry.xml at classpath resource2012-6-9 16:44:27 org.apache.catalina.startup.Catalina start信息: Server startup in 6078 ms