我尝试使用此tutorial为我的网络服务添加安全性但是当我测试它时出现以下错误，我无法解释可能是什么原因？ 提前谢谢
RROR] Error in extracting message properties
org.apache.axis2.AxisFault: Error in extracting message properties
at org.apache.rampart.handler.RampartReceiver.setFaultCodeAndThrowAxisFault(RampartReceiver.java:180)
at org.apache.rampart.handler.RampartReceiver.invoke(RampartReceiver.java:99)
at org.apache.axis2.engine.Phase.invokeHandler(Phase.java:340)
at org.apache.axis2.engine.Phase.invoke(Phase.java:313)
at org.apache.axis2.engine.AxisEngine.invoke(AxisEngine.java:262)
at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:168)
at org.apache.axis2.transport.http.HTTPTransportUtils.processHTTPPostRequest(HTTPTransportUtils.java:172)
at org.apache.axis2.transport.http.AxisServlet.doPost(AxisServlet.java:146)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:647)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:728)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:305)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:210)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:222)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:123)
at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:472)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:99)
at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:936)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:118)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:407)
at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1004)
at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:589)
at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:310)
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
Caused by: org.apache.rampart.RampartException: Error in extracting message properties
at org.apache.rampart.RampartMessageData.<init>(RampartMessageData.java:365)
at org.apache.rampart.RampartEngine.process(RampartEngine.java:78)
at org.apache.rampart.handler.RampartReceiver.invoke(RampartReceiver.java:92)
... 24 more
Caused by: org.apache.ws.security.WSSecurityException: Error in converting SOAP Envelope to Document
at org.apache.rampart.util.Axis2Util.getDocumentFromSOAPEnvelope(Axis2Util.java:162)
at org.apache.rampart.RampartMessageData.<init>(RampartMessageData.java:270)
... 26 more
Caused by: java.lang.ClassCastException: org.apache.axiom.soap.impl.dom.SOAPMessageImpl cannot be cast to org.apache.axiom.om.OMNode
at org.apache.rampart.util.Axis2Util.getDocumentFromSOAPEnvelope(Axis2Util.java:135)
... 27 more