JbpmException: couldn't get task instance
hi,
i have a problem on my coding.
i have set my jbpm.cfg.xml as below:
<service name="persistence">
<factory>
<bean class="org.jbpm.persistence.db.DbPersistenceServiceFactory">
<field name="isTransactionEnabled"><false /></field>
<!-- <field name="isCurrentSessionEnabled"><true /></field>
<field name="sessionFactoryJndiName">
<string value="jndi/cms/SessionFactory" />
</field> -->
</bean>
</factory>
</service>
but still get the error:
javax.servlet.ServletException: javax.servlet.ServletException: org.jbpm.JbpmException: couldn't get task instance '465986'
javax.servlet.ServletException: javax.servlet.ServletException: org.jbpm.JbpmException: couldn't get task instance '465986'
at my.com.lhdn.cms.security.base.filter.HibernateFilter.doFilter(HibernateFilter.java:96)
at com.ibm.ws.webcontainer.filter.FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:195)
at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:91)
at com.ibm.ws.webcontainer.filter.WebAppFilterManager.doFilter(WebAppFilterManager.java:967)
at com.ibm.ws.webcontainer.filter.WebAppFilterManager.invokeFilters(WebAppFilterManager.java:1107)
at com.ibm.ws.webcontainer.servlet.CacheServletWrapper.handleRequest(CacheServletWrapper.java:87)
at com.ibm.ws.webcontainer.WebContainer.handleRequest(WebContainer.java:947)
at com.ibm.ws.webcontainer.WSWebContainer.handleRequest(WSWebContainer.java:1817)
at com.ibm.ws.webcontainer.channel.WCChannelLink.ready(WCChannelLink.java:200)
at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleDiscrimination(HttpInboundLink.java:463)
at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.handleNewRequest(HttpInboundLink.java:530)
at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.processRequest(HttpInboundLink.java:316)
at com.ibm.ws.http.channel.inbound.impl.HttpInboundLink.ready(HttpInboundLink.java:287)
at com.ibm.ws.tcp.channel.impl.NewConnectionInitialReadCallback.sendToDiscriminators(NewConnectionInitialReadCallback.java:214)
at com.ibm.ws.tcp.channel.impl.NewConnectionInitialReadCallback.complete(NewConnectionInitialReadCallback.java:113)
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:1892)
Caused by: javax.servlet.ServletException: org.jbpm.JbpmException: couldn't get task instance '465986'
at org.apache.struts.action.RequestProcessor.processException(RequestProcessor.java:523)
at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:421)
at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:224)
at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1194)
at org.apache.struts.action.ActionServlet.doPost(ActionServlet.java:432)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:595)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:668)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.service(ServletWrapper.java:1237)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:781)
at com.ibm.ws.webcontainer.servlet.ServletWrapper.handleRequest(ServletWrapper.java:480)
at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.handleRequest(ServletWrapperImpl.java:178)
at com.ibm.ws.webcontainer.filter.WebAppFilterChain.invokeTarget(WebAppFilterChain.java:136)
at com.ibm.ws.webcontainer.filter.WebAppFilterChain.doFilter(WebAppFilterChain.java:97)
at my.com.lhdn.cms.security.base.filter.HibernateFilter.doFilter(HibernateFilter.java:78)
... 22 more
Caused by: org.jbpm.JbpmException: couldn't get task instance '465986'
at org.jbpm.db.TaskMgmtSession.loadTaskInstance(TaskMgmtSession.java:173)
at org.jbpm.JbpmContext.loadTaskInstance(JbpmContext.java:213)
at my.com.lhdn.cms.security.base.action.HomeAction.execute(HomeAction.java:185)
at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:419)
... 34 more
Caused by: org.hibernate.HibernateException: load is not valid without active transaction
at org.hibernate.context.ThreadLocalSessionContext$TransactionProtectionWrapper.invoke(ThreadLocalSessionContext.java:297)
at com.sun.proxy.$Proxy32.load(Unknown Source)
at org.jbpm.db.TaskMgmtSession.loadTaskInstance(TaskMgmtSession.java:169)
... 37 more
Can anyone tell me what could be the cause?
I've searched the forum and try the solution but the error still there.
thanks.