Ainda nao achei a solução estou usandoJBoss 4.2.1

No server

12:57:19,762 ERROR [SOAPFaultHelperJAXWS] SOAP request exception
java.lang.UnsupportedOperationException: setProperty must be overridden by all subclasses of SOAPMessage
    at javax.xml.soap.SOAPMessage.setProperty(SOAPMessage.java:445)
    at org.jboss.ws.core.soap.SOAPMessageImpl.<init>(SOAPMessageImpl.java:67)
    at org.jboss.ws.core.soap.MessageFactoryImpl.createMessage(MessageFactoryImpl.java:243)
    at org.jboss.ws.core.soap.MessageFactoryImpl.createMessage(MessageFactoryImpl.java:179)
    at org.jboss.ws.core.server.ServiceEndpoint.processRequest(ServiceEndpoint.java:197)
    at org.jboss.ws.core.server.ServiceEndpointManager.processRequest(ServiceEndpointManager.java:448)
    at org.jboss.ws.core.server.AbstractServiceEndpointServlet.doPost(AbstractServiceEndpointServlet.java:114)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:710)
    at org.jboss.ws.core.server.AbstractServiceEndpointServlet.service(AbstractServiceEndpointServlet.java:75)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
    at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
    at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
    at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
    at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
    at org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:179)
    at org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
    at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128)
    at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:104)
    at org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
    at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
    at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:241)
    at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
    at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:580)
    at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:447)
    at java.lang.Thread.run(Thread.java:619)

No cliente

javax.xml.ws.WebServiceException: No Content-type in the header!
        at com.sun.xml.internal.ws.transport.http.client.HttpTransportPipe.process(HttpTransportPipe.java:172)
        at com.sun.xml.internal.ws.transport.http.client.HttpTransportPipe.processRequest(HttpTransportPipe.java:83)
        at com.sun.xml.internal.ws.transport.DeferredTransportPipe.processRequest(DeferredTransportPipe.java:105)
        at com.sun.xml.internal.ws.api.pipe.Fiber.__doRun(Fiber.java:587)
        at com.sun.xml.internal.ws.api.pipe.Fiber._doRun(Fiber.java:546)
        at com.sun.xml.internal.ws.api.pipe.Fiber.doRun(Fiber.java:531)
        at com.sun.xml.internal.ws.api.pipe.Fiber.runSync(Fiber.java:428)
        at com.sun.xml.internal.ws.client.Stub.process(Stub.java:211)
        at com.sun.xml.internal.ws.client.sei.SEIStub.doProcess(SEIStub.java:124)
        at com.sun.xml.internal.ws.client.sei.SyncMethodHandler.invoke(SyncMethodHandler.java:98)
        at com.sun.xml.internal.ws.client.sei.SyncMethodHandler.invoke(SyncMethodHandler.java:78)
        at com.sun.xml.internal.ws.client.sei.SEIStub.invoke(SEIStub.java:107)
        at $Proxy31.valideEmailUsuarioEntity(Unknown Source)
        at testews.Main.main(Main.java:26)
CONSTRUÍDO COM SUCESSO (tempo total: 5 segundos)