axis2.AxisFault: Transport error: 501


Exception in thread "main" org.apache.axis2.AxisFault: Transport error: 501 Error: Method Not Implemented
at org.apache.axis2.transport.http.HTTPSender.handleResponse(HTTPSender.java:311)
at org.apache.axis2.transport.http.HTTPSender.sendViaPost(HTTPSender.java:200)
at org.apache.axis2.transport.http.HTTPSender.send(HTTPSender.java:76)
at org.apache.axis2.transport.http.CommonsHTTPTransportSender.writeMessageWithCommons(CommonsHTTPTransportSender.java:400)
at org.apache.axis2.transport.http.CommonsHTTPTransportSender.invoke(CommonsHTTPTransportSender.java:225)- Unable to sendViaPost to url[http://219.136.91.63:7071/webservice/services/MarkService.MarkServiceHttpSoap12Endpoint/]
org.apache.axis2.AxisFault: Transport error: 501 Error: Method Not Implemented
at org.apache.axis2.transport.http.HTTPSender.handleResponse(HTTPSender.java:311)
at org.apache.axis2.transport.http.HTTPSender.sendViaPost(HTTPSender.java:200)
at org.apache.axis2.transport.http.HTTPSender.send(HTTPSender.java:76)
at org.apache.axis2.transport.http.CommonsHTTPTransportSender.writeMessageWithCommons(CommonsHTTPTransportSender.java:400)
at org.apache.axis2.transport.http.CommonsHTTPTransportSender.invoke(CommonsHTTPTransportSender.java:225)
at org.apache.axis2.engine.AxisEngine.send(AxisEngine.java:438)
at org.apache.axis2.description.OutInAxisOperationClient.send(OutInAxisOperation.java:402)
at org.apache.axis2.description.OutInAxisOperationClient.executeImpl(OutInAxisOperation.java:229)
at org.apache.axis2.client.OperationClient.execute(OperationClient.java:165)
at client.MarkServiceStub.queryMark(MarkServiceStub.java:317)
at client.Test.testqueryVerifyMark(Test.java:45)
at client.Test.main(Test.java:62) at org.apache.axis2.engine.AxisEngine.send(AxisEngine.java:438)
at org.apache.axis2.description.OutInAxisOperationClient.send(OutInAxisOperation.java:402)
at org.apache.axis2.description.OutInAxisOperationClient.executeImpl(OutInAxisOperation.java:229)
at org.apache.axis2.client.OperationClient.execute(OperationClient.java:165)
at client.MarkServiceStub.queryMark(MarkServiceStub.java:317)
at client.Test.testqueryVerifyMark(Test.java:45)
at client.Test.main(Test.java:62)
在测试webService时出现了这样的一个错误，在网上就是找不到你答案，有人知道为什么吗？怎样解决吗