JAVA JAX-WS client getting NullPointerException

Question

I'm new to web services. Right now i'm trying to consume JAX-WS web service on IBM WebSphere Application Server 7. Sending SOAP message with security header[username, password] parameters. Getting NullPointerException..

Please help me to trace this error.

Exception : 
javax.xml.ws.WebServiceException: java.lang.NullPointerException
    at org.apache.axis2.jaxws.ExceptionFactory.createWebServiceException(ExceptionFactory.java:175)
    at org.apache.axis2.jaxws.ExceptionFactory.makeWebServiceException(ExceptionFactory.java:70)
    at org.apache.axis2.jaxws.ExceptionFactory.makeWebServiceException(ExceptionFactory.java:128)
    at org.apache.axis2.jaxws.marshaller.impl.alt.DocLitBareMinimalMethodMarshaller.demarshalFaultResponse(DocLitBareMinimalMethodMarshaller.java:443)
    at org.apache.axis2.jaxws.client.proxy.JAXWSProxyHandler.getFaultResponse(JAXWSProxyHandler.java:559)
    at org.apache.axis2.jaxws.client.proxy.JAXWSProxyHandler.createResponse(JAXWSProxyHandler.java:497)
    at org.apache.axis2.jaxws.client.proxy.JAXWSProxyHandler.invokeSEIMethod(JAXWSProxyHandler.java:404)
    at org.apache.axis2.jaxws.client.proxy.JAXWSProxyHandler.invoke(JAXWSProxyHandler.java:208)
    at com.sun.proxy.$Proxy664.getBusinessDetails(Unknown Source)
    at org.acra.businessdetailsclient.GetBusinessDetails_L1Proxy.getBusinessDetails(GetBusinessDetails_L1Proxy.java:131)
    at dao.BE01JNewACRAServicesDAO.getBusinessDetail(BE01JNewACRAServicesDAO.java:47)
    at main.BE01STestACRA.doPost(BE01STestACRA.java:58)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:738)
    at javax.servlet.http.HttpServlet.service(HttpServlet.java:831)
    at com.ibm.ws.cache.servlet.ServletWrapper.serviceProxied(ServletWrapper.java:307)
    at com.ibm.ws.cache.servlet.CacheHook.handleFragment(CacheHook.java:576)
    at com.ibm.ws.cache.servlet.CacheHook.handleServlet(CacheHook.java:250)
    at com.ibm.ws.cache.servlet.ServletWrapper.service(ServletWrapper.java:259)
    at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1661)
    at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:944)
    at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:507)
    at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:181)
    at com.ibm.ws.webcontainer.webapp.WebApp.handleRequest(WebApp.java:3954)
    at com.ibm.ws.webcontainer.webapp.WebGroup.handleRequest(WebGroup.java:276)
    at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:945)
    at com.ibm.ws.webcontainer.WSWebContainer.handleRequest(WSWebContainer.java:1592)
    at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:191)
    at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:453)
    at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewRequest(HttpInboundLink.java:515)
    at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.processRequest(HttpInboundLink.java:306)
    at com.ibm.ws.http.channel.inbound.impl.HttpICLReadCallback.complete(HttpICLReadCallback.java:84)
    at com.ibm.ws.tcp.channel.impl.AioReadCompletionListener.futureCompleted(AioReadCompletionListener.java:175)
    at com.ibm.io.async.AbstractAsyncFuture.invokeCallback(AbstractAsyncFuture.java:217)
    at com.ibm.io.async.AsyncChannelFuture.fireCompletionActions(AsyncChannelFuture.java:161)
    at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.java:138)
    at com.ibm.io.async.ResultHandler.complete(ResultHandler.java:204)
    at com.ibm.io.async.ResultHandler.runEventProcessingLoop(ResultHandler.java:775)
    at com.ibm.io.async.ResultHandler$2.run(ResultHandler.java:905)
    at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.java:1660)
Caused by: 
java.lang.NullPointerException
    at org.apache.axis2.jaxws.message.util.XMLFaultUtils.createXMLFault(XMLFaultUtils.java:156)
    at org.apache.axis2.jaxws.message.impl.XMLSpineImpl.getXMLFault(XMLSpineImpl.java:232)
    at org.apache.axis2.jaxws.message.impl.XMLPartBase.getXMLFault(XMLPartBase.java:410)
    at org.apache.axis2.jaxws.message.impl.MessageImpl.getXMLFault(MessageImpl.java:632)
    at org.apache.axis2.jaxws.marshaller.impl.alt.MethodMarshallerUtils.demarshalFaultResponse(MethodMarshallerUtils.java:1004)
    at org.apache.axis2.jaxws.marshaller.impl.alt.DocLitBareMinimalMethodMarshaller.demarshalFaultResponse(DocLitBareMinimalMethodMarshaller.java:439)
    ... 35 more

Answer 1

Are you use third party web service client library? (jaxws or apache cxf)

Maybe problem is websphere use own web service client framework.

accessing ssl web service from the websphere 8.5.5.2