请高手指点，谢谢啦（struts 的问题）

houyaowei

我只导入了五个包，总是报错，请高手指教一二！！！
谢谢啦！！！


nable to load bean: type: class:com.opensymphony.xwork2.ObjectFactory - bean - jar:file:/D:/Tomcat%206.0/webapps/struts2/WEB-INF/lib/struts2-core-2.0.11.jar!/struts-default.xml:30:72
        at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:20
        at org.apache.struts2.config.StrutsXmlConfigurationProvider.register(StrutsXmlConfigurationProvider.java:101)
        at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reload(DefaultConfiguration.java:131)
        at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:52)
        at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:395)
        at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:452)
        at org.apache.struts2.dispatcher.FilterDispatcher.init(FilterDispatcher.java:201)
        at org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:275)
        at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:397)
        at org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:10
        at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3693)
        at org.apache.catalina.core.StandardContext.start(StandardContext.java:4342)
        at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:761)
        at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:741)
        at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:525)
        at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:920)
        at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:883)
        at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:492)
        at org.apache.catalina.startup.HostConfig.start(HostConfig.java:113
        at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)
        at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:120)
        at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1023)
        at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)
        at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1015)
        at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)
        at org.apache.catalina.core.StandardService.start(StandardService.java:44
        at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)
        at org.apache.catalina.startup.Catalina.start(Catalina.java:552)
        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:28
        at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)
Caused by: Bean type class com.opensymphony.xwork2.ObjectFactory with the name xwork has already been loaded by bean - jar:file:/D:/Tomcat%206.0/webapps/struts2/WEB-INF/lib/struts2-core-2.0.11.2.jar!/struts-default.xml:30:72 - bean - jar:file:/D:/Tomcat%206.0/webapps/struts2/WEB-INF/lib/struts2-core-2.0.11.jar!/struts-default.xml:30:72
        at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:193)
        ... 33 more
2008-10-31 21:47:19 org.apache.catalina.core.StandardContext start