Unable to load configuration. - action - file:/D:/apache-tomcat-6.0.39/webapps/SSH/WEB- INF/classes

在整合ssh框架时（其他的配置都没有问题） 报错

严重: Exception starting filter struts2
Unable to load configuration. - action - file:/D:/apache-tomcat-6.0.39/webapps/SSH/WEB-
INF/classes/struts.xml:5:62
    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:295)
    at org.apache.catalina.core.ApplicationFilterConfig.setFilterDef
(ApplicationFilterConfig.java:424)
    at org.apache.catalina.core.ApplicationFilterConfig.(ApplicationFilterConfig.java:115)
    at org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:4076)
    at org.apache.catalina.core.StandardContext.start(StandardContext.java:4730)
    at org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:799)
    at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:779)
    at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:583)
    at org.apache.catalina.startup.HostConfig.deployDirectory(HostConfig.java:1079)
    at org.apache.catalina.startup.HostConfig.deployDirectories(HostConfig.java:1002)
    at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:506)
    at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1317)
    at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:324)
    at org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:142)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1065)
    at org.apache.catalina.core.StandardHost.start(StandardHost.java:822)
    at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1057)
    at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:463)
    at org.apache.catalina.core.StandardService.start(StandardService.java:525)
    at org.apache.catalina.core.StandardServer.start(StandardServer.java:754)
    at org.apache.catalina.startup.Catalina.start(Catalina.java:595)
    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:289)
    at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414)
Caused by: Unable to load configuration. - action - file:/D:/apache-tomcat-6.0.39/webapps/SSH/WEB-
INF/classes/struts.xml:5:62
    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: Action class [adminAction] not found - action - file:/D:/apache-tomcat-
6.0.39/webapps/SSH/WEB-INF/classes/struts.xml:5:62
    at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.verifyAction
(XmlConfigurationProvider.java:409)
    at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.addAction
(XmlConfigurationProvider.java:354)
    at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.addPackage
(XmlConfigurationProvider.java:468)
    at com.opensymphony.xwork2.config.providers.XmlConfigurationProvider.loadPackages
(XmlConfigurationProvider.java:264)
    at org.apache.struts2.config.StrutsXmlConfigurationProvider.loadPackages
(StrutsXmlConfigurationProvider.java:111)
    at com.opensymphony.xwork2.config.impl.DefaultConfiguration.reloadContainer
(DefaultConfiguration.java:193)
    at com.opensymphony.xwork2.config.ConfigurationManager.getConfiguration
(ConfigurationManager.java:55)
    ... 31 more
2015-4-8 9:57:24 org.apache.catalina.core.StandardContext start
严重: Error filterStart

   (貌似是找不到Class="adminAction")

添加  struts2-spring-plugin-2.3.4.jar 就没有问题啦