webservice 意外元素异常

javax.xml.bind.UnmarshalException: unexpected element (uri:"http://schemas.xmlsoap.org/ws/2005/04/discovery", local:"Probe"). Expected elements are <{http://docs.oasis-open.org/ws-dd/ns/discovery/2009/01}AppSequence>,<{http://docs.oasis-open.org/ws-dd/ns/discovery/2009/01}Bye>,<{http://www.w3.org/2005/08/addressing}EndpointReference>,<{http://docs.oasis-open.org/ws-dd/ns/discovery/2009/01}Hello>,<{http://docs.oasis-open.org/ws-dd/ns/discovery/2009/01}MetadataVersion>,<{http://docs.oasis-open.org/ws-dd/ns/discovery/2009/01}Probe>,<{http://docs.oasis-open.org/ws-dd/ns/discovery/2009/01}ProbeMatches>,<{http://docs.oasis-open.org/ws-dd/ns/discovery/2009/01}Resolve>,<{http://docs.oasis-open.org/ws-dd/ns/discovery/2009/01}ResolveMatches>,<{http://docs.oasis-open.org/ws-dd/ns/discovery/2009/01}Scopes>,<{http://docs.oasis-open.org/ws-dd/ns/discovery/2009/01}Security>,<{http://docs.oasis-open.org/ws-dd/ns/discovery/2009/01}Sig>,<{http://docs.oasis-open.org/ws-dd/ns/discovery/2009/01}SupportedMatchingRules>,<{http://docs.oasis-open.org/ws-dd/ns/discovery/2009/01}Types>,<{http://docs.oasis-open.org/ws-dd/ns/discovery/2009/01}XAddrs>
at com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallingContext.handleEvent(UnmarshallingContext.java:662)
at com.sun.xml.bind.v2.runtime.unmarshaller.Loader.reportError(Loader.java:258)
at com.sun.xml.bind.v2.runtime.unmarshaller.Loader.reportError(Loader.java:253)
at com.sun.xml.bind.v2.runtime.unmarshaller.Loader.reportUnexpectedChildElement(Loader.java:120)
at com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallingContext$DefaultRootLoader.childElement(UnmarshallingContext.java:1063)
at com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallingContext._startElement(UnmarshallingContext.java:498)
at com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallingContext.startElement(UnmarshallingContext.java:480)
at com.sun.xml.bind.v2.runtime.unmarshaller.InterningXmlVisitor.startElement(InterningXmlVisitor.java:75)
at com.sun.xml.bind.v2.runtime.unmarshaller.SAXConnector.startElement(SAXConnector.java:150)
at com.sun.xml.bind.unmarshaller.DOMScanner.visit(DOMScanner.java:244)
at com.sun.xml.bind.unmarshaller.DOMScanner.scan(DOMScanner.java:127)
at com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallerImpl.unmarshal0(UnmarshallerImpl.java:324)
at com.sun.xml.bind.v2.runtime.unmarshaller.UnmarshallerImpl.unmarshal(UnmarshallerImpl.java:307)
at org.apache.cxf.ws.discovery.internal.WSDiscoveryServiceImpl$WSDiscoveryProvider.invoke(WSDiscoveryServiceImpl.java:376)
at org.apache.cxf.ws.discovery.internal.WSDiscoveryServiceImpl$WSDiscoveryProvider.invoke(WSDiscoveryServiceImpl.java:350)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:616)
at org.apache.cxf.service.invoker.AbstractInvoker.performInvocation(AbstractInvoker.java:180)
at org.apache.cxf.service.invoker.AbstractInvoker.invoke(AbstractInvoker.java:96)
at org.apache.cxf.jaxws.AbstractJAXWSMethodInvoker.invoke(AbstractJAXWSMethodInvoker.java:178)
at org.apache.cxf.jaxws.JAXWSMethodInvoker.invoke(JAXWSMethodInvoker.java:66)
at org.apache.cxf.service.invoker.AbstractInvoker.invoke(AbstractInvoker.java:75)
at org.apache.cxf.interceptor.ServiceInvokerInterceptor$1.run(ServiceInvokerInterceptor.java:58)
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:471)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
at java.util.concurrent.FutureTask.run(FutureTask.java:166)
at org.apache.cxf.workqueue.SynchronousExecutor.execute(SynchronousExecutor.java:37)
at org.apache.cxf.interceptor.ServiceInvokerInterceptor.handleMessage(ServiceInvokerInterceptor.java:107)
at org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:271)
at org.apache.cxf.transport.ChainInitiationObserver.onMessage(ChainInitiationObserver.java:121)
at org.apache.cxf.transport.udp.UDPDestination$MCastListener$2.run(UDPDestination.java:106)
at org.apache.cxf.workqueue.AutomaticWorkQueueImpl$3.run(AutomaticWorkQueueImpl.java:426)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1146)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at org.apache.cxf.workqueue.AutomaticWorkQueueImpl$AWQThreadFactory$1.run(AutomaticWorkQueueImpl.java:351)
at java.lang.Thread.run(Thread.java:679)
cxf2.7搭建的服务端  部署到tomcat中 接口方法可以正常的执行 但是有时候tomcat日志中会出现这个异常 请问该如何解决呢