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Re: New Local human task service in JBPM5.2
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created by <a href="http://community.jboss.org/people/ossa">Zeliang Huang</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/641443#641443">View the full discussion</a>
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<div class="jive-rendered-content"><p>thanks guys. </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I have got this error when I try to start a new process instance.  This is my code.  Any solution to this?</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><em>factory = Persistence.createEntityManagerFactory("org.jbpm.task");</em></p><p><em>TaskService tService = new TaskService(factory,SystemEventListenerFactory.getSystemEventListener())</em></p><p><em>TaskServiceSession tSession = tService.createSession();</em></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p><em>org.jbpm.task.TaskService client = new org.jbpm.task.service.local.LocalTaskService(tSession);</em></p><p><em>SyncWSHumanTaskHandler handler = new SyncWSHumanTaskHandler(client,    session);</em></p><p><em>handler.connect();</em></p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>java.lang.reflect.InvocationTargetException</p><p>    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)</p><p>    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)</p><p>    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</p><p>    at java.lang.reflect.Method.invoke(Method.java:585)</p><p>    at org.apache.struts.actions.DispatchAction.dispatchMethod(DispatchAction.java:269)</p><p>    at org.apache.struts.actions.DispatchAction.execute(DispatchAction.java:170)</p><p>    at org.apache.struts.chain.commands.servlet.ExecuteAction.execute(ExecuteAction.java:58)</p><p>    at org.apache.struts.chain.commands.AbstractExecuteAction.execute(AbstractExecuteAction.java:67)</p><p>    at org.apache.struts.chain.commands.ActionCommandBase.execute(ActionCommandBase.java:51)</p><p>    at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190)</p><p>    at org.apache.commons.chain.generic.LookupCommand.execute(LookupCommand.java:304)</p><p>    at org.apache.commons.chain.impl.ChainBase.execute(ChainBase.java:190)</p><p>    at org.apache.struts.chain.ComposableRequestProcessor.process(ComposableRequestProcessor.java:283)</p><p>    at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1913)</p><p>    at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:462)</p><p>    at javax.servlet.http.HttpServlet.service(HttpServlet.java:763)</p><p>    at iwork.common.web.ControllerServlet.service(ControllerServlet.java:70)</p><p>    at javax.servlet.http.HttpServlet.service(HttpServlet.java:856)</p><p>    at weblogic.servlet.internal.StubSecurityHelper$ServletServiceAction.run(StubSecurityHelper.java:223)</p><p>    at weblogic.servlet.internal.StubSecurityHelper.invokeServlet(StubSecurityHelper.java:125)</p><p>    at weblogic.servlet.internal.ServletStubImpl.execute(ServletStubImpl.java:283)</p><p>    at weblogic.servlet.internal.TailFilter.doFilter(TailFilter.java:26)</p><p>    at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)</p><p>    at iwork.common.web.TransactionCheckFilter.doFilter(TransactionCheckFilter.java:49)</p><p>    at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)</p><p>    at iwork.common.web.RequestLoggingFilter.doFilter(RequestLoggingFilter.java:176)</p><p>    at weblogic.servlet.internal.FilterChainImpl.doFilter(FilterChainImpl.java:42)</p><p>    at weblogic.servlet.internal.WebAppServletContext$ServletInvocationAction.run(WebAppServletContext.java:3243)</p><p>    at weblogic.security.acl.internal.AuthenticatedSubject.doAs(AuthenticatedSubject.java:321)</p><p>    at weblogic.security.service.SecurityManager.runAs(SecurityManager.java:121)</p><p>    at weblogic.servlet.internal.WebAppServletContext.securedExecute(WebAppServletContext.java:2003)</p><p>    at weblogic.servlet.internal.WebAppServletContext.execute(WebAppServletContext.java:1909)</p><p>    at weblogic.servlet.internal.ServletRequestImpl.run(ServletRequestImpl.java:1359)</p><p>    at weblogic.work.ExecuteThread.execute(ExecuteThread.java:209)</p><p>    at weblogic.work.ExecuteThread.run(ExecuteThread.java:181)</p><p>Caused by: java.lang.NoSuchMethodError: org.jbpm.task.service.TaskServiceSession.getService()Lorg/jbpm/task/service/TaskService;</p><p>    at org.jbpm.task.service.local.LocalTaskService.registerForEvent(LocalTaskService.java:188)</p><p>    at org.jbpm.process.workitem.wsht.SyncWSHumanTaskHandler.registerTaskEvents(SyncWSHumanTaskHandler.java:115)</p><p>    at org.jbpm.process.workitem.wsht.SyncWSHumanTaskHandler.connect(SyncWSHumanTaskHandler.java:103)</p><p>    ... 35 more</p></div>
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