&npensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)

&npensymphony.xwork2.interceptor.ChainingInterceptor.intercept(ChainingInterceptor.java:142)

&npensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)

&npensymphony.xwork2.interceptor.PrepareInterceptor.doIntercept(PrepareInterceptor.java:166)

&npensymphony.xwork2.interceptor.MethodFilterInterceptor.intercept(MethodFilterInterceptor.java:98)

&npensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)

&npensymphony.xwork2.interceptor.I18nInterceptor.intercept(I18nInterceptor.java:176)

&npensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)<.ache.struts2.interceptor.ServletConfigInterceptor.intercept(ServletConfigInterceptor.java:164)

&npensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)

&npensymphony.xwork2.interceptor.AliasInterceptor.intercept(AliasInterceptor.java:190)

&npensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)

&npensymphony.xwork2.interceptor.ExceptionMpingInterceptor.intercept(ExceptionMpingInterceptor.java:187)

&npensymphony.xwork2.DefaultActionInvocation.invoke(DefaultActionInvocation.java:248)<.ache.struts2.impl.StrutsActionProxy.execute(StrutsActionProxy.java:52)<.ache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:485)<.ache.st