org.apache.struts2.impl.StrutsActionProxy.getErrorMessage(StrutsActionProxy.java:69)

今天练习struts2，在提交标签的时候出现了下列错误

ype Exception report
message
description The server encountered an internal error that prevented it from fulfilling this request.
exception

java.lang.NullPointerException
org.apache.struts2.impl.StrutsActionProxy.getErrorMessage(StrutsActionProxy.java:69)
com.opensymphony.xwork2.DefaultActionProxy.prepare(DefaultActionProxy.java:185)
org.apache.struts2.impl.StrutsActionProxy.prepare(StrutsActionProxy.java:63)
org.apache.struts2.impl.StrutsActionProxyFactory.createActionProxy(StrutsActionProxyFactory.java:39)
com.opensymphony.xwork2.DefaultActionProxyFactory.createActionProxy(DefaultActionProxyFactory.java:58)
org.apache.struts2.dispatcher.Dispatcher.serviceAction(Dispatcher.java:501)
org.apache.struts2.dispatcher.FilterDispatcher.doFilter(FilterDispatcher.java:432)

note The full stack trace of the root cause is available in the Apache Tomcat/7.0.42 logs.

原来是在创建struts配置文件的时候把名字写成了    struts2.xml 修改后正常运行，还有  struts.xml是放在src目录下的