java.lang.IllegalArgumentException: argument contains null

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  • java.lang.IllegalArgumentException: argument contains null at com.sun.xml.txw2.Document.writeValue(Document.java:125) at com.sun.xml.txw2.Document.writeValue(Document.java:129) at com.sun.xml.txw2.StartTag.addAttribute(StartTag.java:115) at com.sun.xml.txw2.ContainerElement._attribute(ContainerElement.java:298) at com.sun.xml.txw2.ContainerElement.addAttribute(ContainerElement.java:155) at com.sun.xml.txw2.ContainerElement.invoke(ContainerElement.java:129) at com.sun.proxy.$Proxy145.type(Unknown Source) at com.sun.xml.ws.wsdl.writer.WSDLGenerator.generateSOAPMessages(WSDLGenerator.java:457) at com.sun.xml.ws.wsdl.writer.WSDLGenerator.generateMessages(WSDLGenerator.java:425) at com.sun.xml.ws.wsdl.writer.WSDLGenerator.generateDocument(WSDLGenerator.java:391) at com.sun.xml.ws.wsdl.writer.WSDLGenerator.doGeneration(WSDLGenerator.java:287) at com.sun.xml.ws.server.EndpointFactory.generateWSDL(EndpointFactory.java:468) at com.sun.xml.ws.server.EndpointFactory.createEndpoint(EndpointFactory.java:210) at com.sun.xml.ws.api.server.WSEndpoint.create(WSEndpoint.java:496) at com.sun.xml.ws.api.server.WSEndpoint.create(WSEndpoint.java:539) at weblogic.wsee.jaxws.JAXWSDeployedServlet.getEndpoint(JAXWSDeployedServlet.java:183) at weblogic.wsee.jaxws.JAXWSServlet.registerEndpoint(JAXWSServlet.java:139) at weblogic.wsee.jaxws.JAXWSServlet.init(JAXWSServlet.java:68) at weblogic.wsee.jaxws.JAXWSDeployedServlet.init(JAXWSDeployedServlet.java:54) at javax.servlet.GenericServlet.init(GenericServlet.java:241) at weblogic.servlet.internal.StubSecurityHelper$ServletInitAction.run(StubSecurityHelper.java:283) at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321) at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:120) at weblogic.servlet.internal.StubSecurityHelper.createServlet(StubSecurityHelper.java:64) at weblogic.servlet.internal.StubLifecycleHelper.createOneInstance(StubLifecycleHelper.java:58) at weblogic.servlet.internal.StubLifecycleHelper.<init>(StubLifecycleHelper.java:48) at weblogic.servlet.internal.ServletStubImpl.prepareServlet(ServletStubImpl.java:539) at weblogic.servlet.internal.WebAppServletContext.preloadServlet(WebAppServletContext.java:1981) at weblogic.servlet.internal.WebAppServletContext.loadServletsOnStartup(WebAppServletContext.java:1955) at weblogic.servlet.internal.WebAppServletContext.preloadResources(WebAppServletContext.java:1874) at weblogic.servlet.internal.WebAppServletContext.start(WebAppServletContext.java:3154) at weblogic.servlet.internal.WebAppModule.startContexts(WebAppModule.java:1518) at weblogic.servlet.internal.WebAppModule.start(WebAppModule.java:484) at weblogic.application.internal.flow.ModuleStateDriver$3.next(ModuleStateDriver.java:425) at weblogic.application.utils.StateMachineDriver.nextState(StateMachineDriver.java:52) at weblogic.application.internal.flow.ModuleStateDriver.start(ModuleStateDriver.java:119) at weblogic.application.internal.flow.ScopedModuleDriver.start(ScopedModuleDriver.java:200) at weblogic.application.internal.flow.ModuleListenerInvoker.start(ModuleListenerInvoker.java:247) at weblogic.application.internal.flow.ModuleStateDriver$3.next(ModuleStateDriver.java:425) at weblogic.application.utils.StateMachineDriver.nextState(StateMachineDriver.java:52) at weblogic.application.internal.flow.ModuleStateDriver.start(ModuleStateDriver.java:119) at weblogic.application.internal.flow.StartModulesFlow.activate(StartModulesFlow.java:27) at weblogic.application.internal.BaseDeployment$2.next(BaseDeployment.java:671) at weblogic.application.utils.StateMachineDriver.nextState(StateMachineDriver.java:52) at weblogic.application.internal.BaseDeployment.activate(BaseDeployment.java:212) at weblogic.application.internal.EarDeployment.activate(EarDeployment.java:59) at weblogic.application.internal.DeploymentStateChecker.activate(DeploymentStateChecker.java:161) at weblogic.deploy.internal.targetserver.AppContainerInvoker.activate(AppContainerInvoker.java:79) at weblogic.deploy.internal.targetserver.operations.AbstractOperation.activate(AbstractOperation.java:569) at weblogic.deploy.internal.targetserver.operations.ActivateOperation.activateDeployment(ActivateOperation.java:150) at weblogic.deploy.internal.targetserver.operations.ActivateOperation.doCommit(ActivateOperation.java:116) at weblogic.deploy.internal.targetserver.operations.AbstractOperation.commit(AbstractOperation.java:323) at weblogic.deploy.internal.targetserver.DeploymentManager.handleDeploymentCommit(DeploymentManager.java:844) at weblogic.deploy.internal.targetserver.DeploymentManager.activateDeploymentList(DeploymentManager.java:1253) at weblogic.deploy.internal.targetserver.DeploymentManager.handleCommit(DeploymentManager.java:440) at weblogic.deploy.internal.targetserver.DeploymentServiceDispatcher.commit(DeploymentServiceDispatcher.java:163) at weblogic.deploy.service.internal.targetserver.DeploymentReceiverCallbackDeliverer.doCommitCallback(DeploymentReceiverCallbackDeliverer.java:195) at weblogic.deploy.service.internal.targetserver.DeploymentReceiverCallbackDeliverer.access$100(DeploymentReceiverCallbackDeliverer.java:13) at weblogic.deploy.service.internal.targetserver.DeploymentReceiverCallbackDeliverer$2.run(DeploymentReceiverCallbackDeliverer.java:68) at weblogic.work.SelfTuningWorkManagerImpl$WorkAdapterImpl.run(SelfTuningWorkManagerImpl.java:545) at weblogic.work.ExecuteThread.execute(ExecuteThread.java:256) at weblogic.work.ExecuteThread.run(ExecuteThread.java:221)

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