Cannot obtain partner TicketService while running TutorialBPELTravelAgencyTestCase

Remove the TutorialBPELTravelAgencyTestCase exclude in integration-tests/pom.xml and run the integration tests. You will get the following stack trace in server.log

java.lang.IllegalArgumentException: Cannot obtain wsdl service:

{http://jbpm.org/examples/ticket}

TicketService we have [

{http://jbpm .org/examples/trip}

TravelService]
at org.jboss.ws.metadata.builder.jaxws.JAXWSClientMetaDataBuilder.buildMetaDataInternal(JAXWSClientMetaDataBuilder.java:146)
at org.jboss.ws.metadata.builder.jaxws.JAXWSClientMetaDataBuilder.buildMetaData(JAXWSClientMetaDataBuilder.java:87)
at org.jboss.ws.core.jaxws.spi.ServiceDelegateImpl.<init>(ServiceDelegateImpl.java:146)
at org.jboss.ws.core.jaxws.spi.ServiceDelegateImpl.<init>(ServiceDelegateImpl.java:117)
at org.jboss.ws.core.jaxws.spi.ProviderImpl.createServiceDelegate(ProviderImpl.java:111)
at org.jboss.ws.core.jaxws.spi.ProviderImpl.createServiceDelegate(ProviderImpl.java:104)
at javax.xml.ws.Service.<init>(Service.java:76)
at javax.xml.ws.Service.create(Service.java:700)
at org.jboss.soa.bpel.runtime.ws.WebServiceClient.getDispatcher(WebServiceClient.java:265)
at org.jboss.soa.bpel.runtime.ws.WebServiceClient.access$4(WebServiceClient.java:259)
at org.jboss.soa.bpel.runtime.ws.WebServiceClient$1$1.call(WebServiceClient.java:137)
at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:334)
at java.util.concurrent.FutureTask.run(FutureTask.java:166)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:636)

The client gets the completely useless exception printed below.

javax.xml.ws.soap.SOAPFaultException: Failed to invoke BPEL process
at com.sun.xml.internal.ws.fault.SOAP11Fault.getProtocolException(SOAP11Fault.java:178)
at com.sun.xml.internal.ws.fault.SOAPFaultBuilder.createException(SOAPFaultBuilder.java:111)
at com.sun.xml.internal.ws.client.sei.SyncMethodHandler.invoke(SyncMethodHandler.java:108)
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 $Proxy27.purchaseTrip(Unknown Source)
at org.jboss.soa.bpel.tests.samples.TutorialBPELTravelAgencyTestCase.testCancelTrip(TutorialBPELTravelAgencyTestCase.java:133)