j2ee实现登陆注册时 出现有关问题 百思不得其解 特来寻求好心人帮助

2012-6-12 12:44:03 org.apache.catalina.core.AprLifecycleListener init信息: The Apache Tomcat Native library which allows optimal performance in production environments was not found on the java.library.path: C:\Users\Administrator\AppData\Local\Genuitec\Common\binary\com.sun.java.jdk.win32.x86_1.6.0.013\bin;C:\Users\Administrator\AppData\Local\Genuitec\Common\plugins\com.genuitec.eclipse.easie.tomcat.myeclipse_7.5.0.zmyeclipse75020090612\tomcat\bin2012-6-12 12:44:04 org.apache.coyote.http11.Http11Protocol init信息: Initializing Coyote HTTP/1.1 on http-80802012-6-12 12:44:04 org.apache.catalina.startup.Catalina load信息: Initialization processed in 333 ms2012-6-12 12:44:04 org.apache.catalina.core.StandardService start信息: Starting service Catalina2012-6-12 12:44:04 org.apache.catalina.core.StandardEngine start信息: Starting Servlet Engine: Apache Tomcat/6.0.13log4j:WARN No appenders could be found for logger (com.opensymphony.xwork2.config.providers.XmlConfigurationProvider).log4j:WARN Please initialize the log4j system properly.2012-6-12 12:44:05 org.apache.catalina.core.StandardContext filterStart严重: Exception starting filter struts2Unable to load configuration. - bean - jar:file:/C:/Users/Administrator/Workspaces/MyEclipse/.metadata/.me_tcat/webapps/ch49/WEB-INF/lib/struts2-convention-plugin-2.1.6.jar!/struts-plugin.xml:30:119    at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:58)    at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:360)    at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:403)    at org.apache.struts2.dispatcher.FilterDispatcher.init(FilterDispatcher.java:190)    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:108)    at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3693)    at org.apache.catalina.core.StandardContext.start(StandardContext.java:4340)    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791)    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771)    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:1138)    at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:311)    at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:117)    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053)    at org.apache.catalina.core.StandardHost.start(StandardHost.java:719)    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045)    at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443)    at org.apache.catalina.core.StandardService.start(StandardService.java:516)    at org.apache.catalina.core.StandardServer.start(StandardServer.java:710)    at org.apache.catalina.startup.Catalina.start(Catalina.java:566)    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:288)    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:413)Caused by: Unable to load bean: type:com.opensymphony.xwork2.UnknownHandler class:org.apache.struts2.convention.ConventionUnknownHandler - bean - jar:file:/C:/Users/Administrator/Workspaces/MyEclipse/.metadata/.me_tcat/webapps/ch49/WEB-INF/lib/struts2-convention-plugin-2.1.6.jar!/struts-plugin.xml:30:119    at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:222)    at org.apache.struts2.config.StrutsXmlConfigurationProvider.register(StrutsXmlConfigurationProvider.java:101)    at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:165)    at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:55)    ... 30 moreCaused by: Bean type interface com.opensymphony.xwork2.UnknownHandler with the name default has already been loaded by bean - jar:file:/C:/Users/Administrator/Workspaces/MyEclipse/.metadata/.me_tcat/webapps/ch49/WEB-INF/lib/struts2-codebehind-plugin-2.1.6.jar!/struts-plugin.xml:29:122 - bean - jar:file:/C:/Users/Administrator/Workspaces/MyEclipse/.metadata/.me_tcat/webapps/ch49/WEB-INF/lib/struts2-convention-plugin-2.1.6.jar!/struts-plugin.xml:30:119    at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:206)    ... 33 more2012-6-12 12:44:05 org.apache.catalina.core.StandardContext start严重: Error filterStart2012-6-12 12:44:05 org.apache.catalina.core.StandardContext start严重: Context [/ch49] startup failed due to previous errors2012-6-12 12:44:05 org.apache.coyote.http11.Http11Protocol start信息: Starting Coyote HTTP/1.1 on http-80802012-6-12 12:44:06 org.apache.jk.common.ChannelSocket init信息: JK: ajp13 listening on /0.0.0.0:80092012-6-12 12:44:06 org.apache.jk.server.JkMain start信息: Jk running ID=0 time=0/31  config=null2012-6-12 12:44:06 org.apache.catalina.startup.Catalina start信息: Server startup in 1983 ms