Unable to instantiate Action...

Unable to instantiate Action...
Unable to instantiate Action,ListOwnerOrgManage,defined for 'listOwnerOrgManage' in namespace '/pages/reg'ListOwnerOrgManage
com.opensymphony.xwork2.DefaultActionInvocation.createAction(DefaultActionInvocation.java:307)
com.opensymphony.xwork2.DefaultActionInvocation.init(DefaultActionInvocation.java:388)
com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:187)
org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:61)
org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:39)
com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:47)
org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:478)
org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:395)
com.bstek.dorado.core.FilterHandle.internalDoFilter(FilterHandle.java:348)
com.bstek.dorado.core.FilterHandle.doFilter(FilterHandle.java:157)
com.bstek.dorado.core.DoradoFilter.doFilter(DoradoFilter.java:69)
com.mln.system.filters.AccessController.doFilter(AccessController.java:57)
root cause
java.lang.ClassNotFoundException:ListOwnerOrgManage
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1387)
org.apache.catalina.loader.WebappClassLoader.loadClass(WebappClassLoader.java:1233)
com.opensymphony.xwork2.util.ClassLoaderUtil.loadClass(ClassLoaderUtil.java:146)
com.opensymphony.xwork2.ObjectFactory.getClassInstance(ObjectFactory.java:96)
com.opensymphony.xwork2.spring.SpringObjectFactory.getClassInstance(SpringObjectFactory.java:212)
com.opensymphony.xwork2.spring.SpringObjectFactory.buildBean(SpringObjectFactory.java:132)
com.opensymphony.xwork2.ObjectFactory.buildBean(ObjectFactory.java:139)
com.opensymphony.xwork2.ObjectFactory.buildAction(ObjectFactory.java:109)
com.opensymphony.xwork2.DefaultActionInvocation.createAction(DefaultActionInvocation.java:288)
com.opensymphony.xwork2.DefaultActionInvocation.init(DefaultActionInvocation.java:388)
com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:187)
org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:61)
org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:39)
com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:47)
org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:478)
org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:395)
com.bstek.dorado.core.FilterHandle.internalDoFilter(FilterHandle.java:348)
com.bstek.dorado.core.FilterHandle.doFilter(FilterHandle.java:157)
com.bstek.dorado.core.DoradoFilter.doFilter(DoradoFilter.java:69)
com.mln.system.filters.AccessController.doFilter(AccessController.java:57)

java.lang.ClassNotFoundException:ListOwnerOrgManage
ListOwnerOrgManage
这个类没有找到.检查配置文件.