SEVERE: Exception starting filter struts2 Unable to load configuration. - bean - jar:file:struts2-core-2.2.3.jar!/struts-default.xml:29:72

struts.xml struts.xml File i have written this ``` <!DOCTYPE struts PUBLIC "-//Apache Software Foundation//DTD Struts Configuration 2.0//EN" "http://struts.apache.org/dtds/struts-2.0.dtd"> <struts> <constant name="struts.devMode" value="true" /> <package name="default" extends="struts-default" namespace="/"> </package> </struts> ``` web.xml File i have written this ``` <web-app version="2.5" xmlns="http://java.sun.com/xml/ns/javaee" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://java.sun.com/xml/ns/javaee http://java.sun.com/xml/ns/javaee/web-app_2_5.xsd"> <filter> <filter-name>struts2</filter-name> <filter-class>org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter</filter-class> </filter> <filter-mapping> <filter-name>struts2</filter-name> <url-pattern>/*</url-pattern> </filter-mapping> <welcome-file-list> <welcome-file>index.jsp</welcome-file> </welcome-file-list> </web-app> ``` jar file i took in `web-inf/lib` - commons-beanutils-1.7.0.jar - commons-collections-3.2.1.jar - commons-digester-1.8.jar - commons-fileupload-1.2.2.jar - commons-io-2.0.1.jar - commons-lang-2.5.jar - commons-logging-1.1.1.jar - commons-validator-1.3.1.jar - freemarker-2.3.16.jar - ognl-3.0.1.jar - struts2-core-2.2.3.jar - xwork-core-2.2.3.jar when I am going to run this in eclispe that this will error Errors ``` >>>SEVERE: Dispatcher initialization failed >>>Unable to load configuration. - bean - jar:file:/F:/m/.metadata/.me_tcat/webapps/project/WEB-INF/lib/struts2-core-2.2.3.jar!/struts-default.xml:29:72 >>> at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:58) >>> at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:374) >>> at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:418) >>> at org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:69) >>> at org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.init(StrutsPrepareAndExecuteFilter.java:51) >>> 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: class:com.opensymphony.xwork2.ObjectFactory - bean - jar:file:/F:/m/.metadata/.me_tcat/webapps/project/WEB-INF/lib/struts2-core-2.2.3.jar!/struts-default.xml:29:72 >>> at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:221) >>> at org.apache.struts2.config.StrutsXmlConfigurationProvider.register(StrutsXmlConfigurationProvider.java:101) >>> at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:169) >>> at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:55) >>> ... 31 more >>>Caused by: Bean type class com.opensymphony.xwork2.ObjectFactory with the name xwork has already been loaded by bean - jar:file:/F:/m/.metadata/.me_tcat/webapps/project/WEB-INF/lib/struts2-core-2.1.8.1.jar!/struts-default.xml:29:72 - bean - jar:file:/F:/m/.metadata/.me_tcat/webapps/project/WEB-INF/lib/struts2-core-2.2.3.jar!/struts-default.xml:29:72 >>> at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:205) >>> ... 34 more >>>Jan 30, 2014 11:57:43 AM org.apache.catalina.core.StandardContext filterStart >>>SEVERE: Exception starting filter struts2 >>>Unable to load configuration. - bean - jar:file:/F:/m/.metadata/.me_tcat/webapps/project/WEB-INF/lib/struts2-core-2.2.3.jar!/struts-default.xml:29:72 >>> at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:431) >>> at org.apache.struts2.dispatcher.ng.InitOperations.initDispatcher(InitOperations.java:69) >>> at org.apache.struts2.dispatcher.ng.filter.StrutsPrepareAndExecuteFilter.init(StrutsPrepareAndExecuteFilter.java:51) >>> 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 configuration. - bean - jar:file:/F:/m/.metadata/.me_tcat/webapps/project/WEB-INF/lib/struts2-core-2.2.3.jar!/struts-default.xml:29:72 >>> at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:58) >>> at org.apache.struts2.dispatcher.Dispatcher.init_PreloadConfiguration(Dispatcher.java:374) >>> at org.apache.struts2.dispatcher.Dispatcher.init(Dispatcher.java:418) >>> ... 29 more >>>Caused by: Unable to load bean: type: class:com.opensymphony.xwork2.ObjectFactory - bean - jar:file:/F:/m/.metadata/.me_tcat/webapps/project/WEB-INF/lib/struts2-core-2.2.3.jar!/struts-default.xml:29:72 >>> at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:221) >>> at org.apache.struts2.config.StrutsXmlConfigurationProvider.register(StrutsXmlConfigurationProvider.java:101) >>> at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer(DefaultConfiguration.java:169) >>> at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration(ConfigurationManager.java:55) >>> ... 31 more >>>Caused by: Bean type class com.opensymphony.xwork2.ObjectFactory with the name xwork has already been loaded by bean - jar:file:/F:/m/.metadata/.me_tcat/webapps/project/WEB-INF/lib/struts2-core-2.1.8.1.jar!/struts-default.xml:29:72 - bean - jar:file:/F:/m/.metadata/.me_tcat/webapps/project/WEB-INF/lib/struts2-core-2.2.3.jar!/struts-default.xml:29:72 >>> at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.register(XmlConfigurationProvider.java:205) >>> ... 34 more >>>Jan 30, 2014 11:57:43 AM org.apache.catalina.core.StandardContext start >>>SEVERE: Error filterStart >>>Jan 30, 2014 11:57:43 AM org.apache.catalina.core.StandardContext start >>>SEVERE: Context [/project] startup failed due to previous errors ```