使用axis2中遇到的问题

org.apache.axis2.AxisFault: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
 at [row,col {unknown-source}]: [1,0]
    at org.apache.axis2.AxisFault.makeFault(AxisFault.java:430)
    at org.apache.axis2.transport.TransportUtils.createSOAPMessage(TransportUtils.java:123)
    at org.apache.axis2.transport.TransportUtils.createSOAPMessage(TransportUtils.java:67)
    at org.apache.axis2.description.OutInAxisOperationClient.handleResponse(OutInAxisOperation.java:354)
    at org.apache.axis2.description.OutInAxisOperationClient.send(OutInAxisOperation.java:421)
    at org.apache.axis2.description.OutInAxisOperationClient.executeImpl(OutInAxisOperation.java:229)
    at org.apache.axis2.client.OperationClient.execute(OperationClient.java:165)
    at org.apache.axis2.client.ServiceClient.sendReceive(ServiceClient.java:555)
    at org.apache.axis2.client.ServiceClient.sendReceive(ServiceClient.java:531)
    at org.apache.axis2.rpc.client.RPCServiceClient.invokeBlocking(RPCServiceClient.java:102)
    at com.ecofam.util.AssetsServiceClient.main(AssetsServiceClient.java:29)
Caused by: org.apache.axiom.om.OMException: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
 at [row,col {unknown-source}]: [1,0]
    at org.apache.axiom.om.impl.builder.StAXOMBuilder.next(StAXOMBuilder.java:296)
    at org.apache.axiom.soap.impl.builder.StAXSOAPModelBuilder.getSOAPEnvelope(StAXSOAPModelBuilder.java:198)
    at org.apache.axiom.soap.impl.builder.StAXSOAPModelBuilder.<init>(StAXSOAPModelBuilder.java:154)
    at org.apache.axiom.soap.impl.builder.StAXSOAPModelBuilder.<init>(StAXSOAPModelBuilder.java:140)
    at org.apache.axis2.builder.BuilderUtil.getSOAPBuilder(BuilderUtil.java:686)
    at org.apache.axis2.transport.TransportUtils.createDocumentElement(TransportUtils.java:197)
    at org.apache.axis2.transport.TransportUtils.createSOAPMessage(TransportUtils.java:145)
    at org.apache.axis2.transport.TransportUtils.createSOAPMessage(TransportUtils.java:108)
    ... 9 more
Caused by: com.ctc.wstx.exc.WstxEOFException: Unexpected EOF in prolog
 at [row,col {unknown-source}]: [1,0]
    at com.ctc.wstx.sr.StreamScanner.throwUnexpectedEOF(StreamScanner.java:686)
    at com.ctc.wstx.sr.BasicStreamReader.handleEOF(BasicStreamReader.java:2134)
    at com.ctc.wstx.sr.BasicStreamReader.nextFromProlog(BasicStreamReader.java:2040)
    at com.ctc.wstx.sr.BasicStreamReader.next(BasicStreamReader.java:1069)
    at org.apache.axiom.util.stax.wrapper.XMLStreamReaderWrapper.next(XMLStreamReaderWrapper.java:225)
    at org.apache.axiom.om.impl.builder.StAXOMBuilder.parserNext(StAXOMBuilder.java:668)
    at org.apache.axiom.om.impl.builder.StAXOMBuilder.next(StAXOMBuilder.java:214)
    ... 16 more

请教遇到过此问题的朋友