关于Delphi7 调用 基于CXF WebService 异常(100)

在JAVA本地单元测试可以通过，但通过Delphi7访问出现以下异常,望指教不胜感激，谢谢~DefaultValidationEventHandler: [ERROR]: unexpected element (uri:"http://ns.demo.org/demo", local:"arg0"). Expected elements are <{}arg0> Location: line 2org.apache.cxf.phase.PhaseInterceptorChain doIntercept警告: Interceptor has thrown exception, unwinding noworg.apache.cxf.interceptor.Fault: Unmarshalling Error: unexpected element (uri:"http://ns.demo.com/demo", local:"arg0"). Expected elements are <{}arg0> at org.apache.cxf.jaxb.JAXBEncoderDecoder.unmarshall(JAXBEncoderDecoder.java:764) at org.apache.cxf.jaxb.JAXBEncoderDecoder.unmarshall(JAXBEncoderDecoder.java:623) at org.apache.cxf.jaxb.io.DataReaderImpl.read(DataReaderImpl.java:128) at org.apache.cxf.interceptor.DocLiteralInInterceptor.handleMessage(DocLiteralInInterceptor.java:101) at org.apache.cxf.phase.PhaseInterceptorChain.doIntercept(PhaseInterceptorChain.java:236) at org.apache.cxf.transport.ChainInitiationObserver.onMessage(ChainInitiationObserver.java:109) at org.apache.cxf.transport.servlet.ServletDestination.invoke(ServletDestination.java:98) at org.apache.cxf.transport.servlet.ServletController.invokeDestination(ServletController.java:394) at org.apache.cxf.transport.servlet.ServletController.invoke(ServletController.java:170) at org.apache.cxf.transport.servlet.AbstractCXFServlet.invoke(AbstractCXFServlet.java:142) at org.apache.cxf.transport.servlet.AbstractHTTPServlet.handleRequest(AbstractHTTPServlet.java:179) at org.apache.cxf.transport.servlet.AbstractHTTPServlet.doPost(AbstractHTTPServlet.java:103) at javax.servlet.http.HttpServlet.service(HttpServlet.java:710) at org.apache.cxf.transport.servlet.AbstractHTTPServlet.service(AbstractHTTPServlet.java:159) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)Caused by: javax.xml.bind.UnmarshalException - with linked exception: