| Here is workflow:
  | <?xml version="1.0" encoding="UTF-8"?>
  | 
  | <process-definition
  |   xmlns=""  name="verifyConfiguration">
  |    <swimlane name="initiator">
  |    </swimlane>
  |    <start-state name="Create New Content Workflow">
  |       <task name="Initiate" swimlane="initiator">
  |       </task>
  |       <event type="node-leave">
  |          <action name="action1" 
class="com.jeppesen.sabertooth.workflow.action.InitiateActionHandler"></action>
  |       </event>
  |       <transition name="" to="Setup Content"></transition>
  |    </start-state>
  |    <task-node name="Setup Content">
  |       <task name="InputContentId">
  |          <controller>
  |             <variable name="content" 
access="read,write,required"></variable>
  |          </controller>
  |          <assignment 
class="com.jeppesen.sabertooth.workflow.ContentAnalystAssignment"></assignment>
  |       </task>
  |        <event type="node-leave">
  |          <action name="updateConentState" 
class="com.jeppesen.sabertooth.workflow.action.MessageActionHandler">
  |             <content></content>
  |          </action>
  |       </event>
  |       <transition name="" to="Waiting for Approval"></transition>
  |     </task-node>
  |    <task-node name="Waiting for Approval">
  |       <task name="WaitingTask">
  |          <assignment 
class="com.jeppesen.sabertooth.workflow.ContentReviewerAssignment"></assignment>
  |        <timer name="ContentExpired" duedate="2 seconds"  
transition="Timeout" >
  |        <action 
class="com.jeppesen.sabertooth.workflow.EscalateToContentManager">
  |        </action>
  |       </timer>
  |          <controller>
  |             <variable name="content" access="read"></variable>
  |             <variable name="comment"></variable>
  |          </controller>
  |          
  |       </task>
  |       <transition name="Reject" to="Rework"></transition>
  |       <transition name="Approve" to="CommitContent"></transition>
  |       <transition name="Timeout" to="AssignContentTask"></transition>    
</task-node>
  |    <task-node name="Rework">
  |       <task name="ReworkTask">
  |          <assignment 
class="com.jeppesen.sabertooth.workflow.ContentAnalystAssignment"></assignment>
  |          <controller>
  |             <variable name="content" access="read"></variable>
  |             <variable name="comment"></variable>
  |          </controller>
  |       </task>
  |       <transition name="" to="Waiting for Approval"></transition>
  |    </task-node>
  |     <task-node name="AssignContentTask">
  |       <task name="PickAction">
  |          <assignment 
class="com.jeppesen.sabertooth.workflow.ContentManagerAssignment"></assignment>
  |          <controller>
  |             <variable name="content" access="read,required"></variable>
  |             <variable name="managerId"></variable>
  |          </controller>
  |       </task>
  |       <transition name="Assign" to="ContentAssignTask"></transition>
  |    </task-node>
  |    <task-node name="ContentAssignTask">
  |       <task name="AssignActor">
  |          <controller>
  |             <variable name="taskId" access="read,required"></variable>
  |              <variable name="actorId" access="read,required">></variable>
  |          </controller>
  |          <assignment 
class="com.jeppesen.sabertooth.workflow.ContentAssignAssignment"></assignment>
  |       </task>
  |       <transition name="" to="Waiting for Approval"></transition>
  |    </task-node>
  |       
  |    <node name="CommitContent">
  |    
  |        <event type="node-enter">
  |          <action name="action1" 
class="com.jeppesen.sabertooth.workflow.action.CommitContentActionHandler"></action>
  |       </event>
  |       <transition name="" to="end"></transition>
  |    </node>
  |    <end-state name="end"></end-state>
  | </process-definition>
  | 
  | 
  | /*
  |  * JBoss, Home of Professional Open Source
  |  * Copyright 2005, JBoss Inc., and individual contributors as indicated
  |  * by the @authors tag. See the copyright.txt in the distribution for a
  |  * full listing of individual contributors.
  |  *
  |  * This is free software; you can redistribute it and/or modify it
  |  * under the terms of the GNU Lesser General Public License as
  |  * published by the Free Software Foundation; either version 2.1 of
  |  * the License, or (at your option) any later version.
  |  *
  |  * This software is distributed in the hope that it will be useful,
  |  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  |  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  |  * Lesser General Public License for more details.
  |  *
  |  * You should have received a copy of the GNU Lesser General Public
  |  * License along with this software; if not, write to the Free
  |  * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  |  * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
  |  */
  | package com.jeppesen.sabertooth.workflow;
  | 
  | import java.util.Iterator;
  | import java.util.Set;
  | 
  | import org.apache.commons.logging.Log;
  | import org.apache.commons.logging.LogFactory;
  | import org.jbpm.JbpmContext;
  | import org.jbpm.context.exe.ContextInstance;
  | import org.jbpm.graph.def.ActionHandler;
  | import org.jbpm.graph.exe.ExecutionContext;
  | import org.jbpm.graph.exe.ProcessInstance;
  | import org.jbpm.identity.Group;
  | import org.jbpm.identity.User;
  | import org.jbpm.taskmgmt.exe.PooledActor;
  | 
  | public class EscalateToContentManager implements ActionHandler {
  | 
  |   private static final long serialVersionUID = 1L;
  |   
  |   String content;
  |   long taskId;
  | 
  |   public void execute(ExecutionContext executionContext) throws Exception {
  |     
  |     try {
  |             Set pooledActors = 
executionContext.getTaskInstance().getPooledActors();
  |             
  |             String taskName = executionContext.getTaskInstance().getName();
  |             JbpmContext jbpmContext = executionContext.getJbpmContext();
  |             
  |             log.info("################ " + taskName + " 
##############################");
  |             Iterator iter = pooledActors.iterator();
  |             while (iter.hasNext()) {
  |                     PooledActor pool = (PooledActor)iter.next();
  |                     log.info("### " + pool.getActorId());
  |               // UserBean userBean = new UserBean(jbpmContext);
  |               // Group group = userBean.getGroup(pool.getActorId());
  |                // Set groupSet = group.getUsers();
  |               //  Iterator actors = groupSet.iterator();
  |             //      while (actors.hasNext()) {
  |             //              User user = (User)actors.next();
  |              //     log.info("### "+user.getName()+", task '"+taskName+"' 
is waiting for you.");
  |             //      }
  |             }
  |             executionContext.setVariable("comment", "Escalation");
  |             log.info("### Task : " + 
executionContext.getTaskInstance().getId());
  |             //executionContext.getTaskInstance().end("Timeout");
  |             //executionContext.leaveNode("Timeout");
  |             
log.info("###########################################################");
  |     } catch (Exception e) {
  |             // TODO Auto-generated catch block
  |             e.printStackTrace();
  |     }
  |      
  | 
  |   }
  |   
  |   private static final Log log = 
LogFactory.getLog(EscalateToContentManager.class);
  | }
  | 
  | 
  | 
  | 
  | 08:23:39,247 [main] INFO  MainDriver : Due in = 1594 ms
  | 08:23:40,841 [main] DEBUG JbpmContextInfo : creating jbpm context with 
service factories '[scheduler, persistence, authentication]'
  | 08:23:40,841 [main] DEBUG JbpmContext : creating JbpmContext
  | 08:23:40,841 [main] DEBUG DbPersistenceServiceFactory : creating 
persistence service
  | 08:23:40,841 [main] DEBUG DbPersistenceService : creating hibernate session
  | 08:23:40,841 [main] DEBUG DbPersistenceService : beginning hibernate 
transaction
  | 08:23:40,841 [main] DEBUG SchedulerThread : checking for timers
  | 08:23:40,841 [main] DEBUG MemoryStore : org.jbpm.graph.def.ActionCache: 
MemoryStore hit for org.jbpm.graph.def.Action#3
  | 08:23:40,841 [main] DEBUG Cache : org.jbpm.graph.def.Action: Is element 
with key org.jbpm.graph.def.Action#3 expired?: false
  | 08:23:40,841 [main] DEBUG MemoryStore : 
org.jbpm.instantiation.DelegationCache: MemoryStore hit for 
org.jbpm.instantiation.Delegation#5
  | 08:23:40,841 [main] DEBUG Cache : org.jbpm.instantiation.Delegation: Is 
element with key org.jbpm.instantiation.Delegation#5 expired?: false
  | 08:23:40,841 [main] DEBUG SchedulerThread : found timer 
timer(ContentExpired,com.jeppesen.sabertooth.workflow.EscalateToContentManager,08:23:40,841)
  | 08:23:40,841 [main] DEBUG SchedulerThread : executing timer 
'timer(ContentExpired,com.jeppesen.sabertooth.workflow.EscalateToContentManager,08:23:40,841)'
  | 08:23:40,888 [main] DEBUG MemoryStore : org.jbpm.taskmgmt.def.TaskCache: 
MemoryStore miss for org.jbpm.taskmgmt.def.Task#2
  | 08:23:40,888 [main] DEBUG Cache : org.jbpm.taskmgmt.def.Task cache - Miss
  | 08:23:41,013 [main] DEBUG Cache : org.jbpm.taskmgmt.def.Task: Is element 
with key org.jbpm.taskmgmt.def.Task#2 expired?: false
  | 08:23:41,028 [main] DEBUG MemoryStore : 
org.jbpm.taskmgmt.def.Task.eventsCache: MemoryStore miss for 
org.jbpm.taskmgmt.def.Task.events#2
  | 08:23:41,028 [main] DEBUG Cache : org.jbpm.taskmgmt.def.Task.events cache - 
Miss
  | 08:23:41,028 [main] DEBUG Cache : org.jbpm.graph.def.Event: Is element with 
key org.jbpm.graph.def.Event#3 expired?: false
  | 08:23:41,028 [main] DEBUG Cache : org.jbpm.graph.def.Event: Is element with 
key org.jbpm.graph.def.Event#3 expired?: false
  | 08:23:41,028 [main] DEBUG Cache : org.jbpm.taskmgmt.def.Task.events: Is 
element with key org.jbpm.taskmgmt.def.Task.events#2 expired?: false
  | 08:23:41,044 [main] DEBUG MemoryStore : org.jbpm.graph.def.NodeCache: 
MemoryStore miss for org.jbpm.graph.def.Node#3
  | 08:23:41,044 [main] DEBUG Cache : org.jbpm.graph.def.Node cache - Miss
  | 08:23:41,044 [main] DEBUG Cache : org.jbpm.graph.def.Node: Is element with 
key org.jbpm.graph.def.Node#3 expired?: false
  | 08:23:41,044 [main] DEBUG MemoryStore : 
org.jbpm.graph.def.Node.eventsCache: MemoryStore miss for 
org.jbpm.graph.def.Node.events#3
  | 08:23:41,044 [main] DEBUG Cache : org.jbpm.graph.def.Node.events cache - 
Miss
  | 08:23:41,060 [main] DEBUG Cache : org.jbpm.graph.def.Node.events: Is 
element with key org.jbpm.graph.def.Node.events#3 expired?: false
  | 08:23:41,060 [main] DEBUG MemoryStore : 
org.jbpm.graph.def.ProcessDefinitionCache: MemoryStore miss for 
org.jbpm.graph.def.ProcessDefinition#1
  | 08:23:41,060 [main] DEBUG Cache : org.jbpm.graph.def.ProcessDefinition 
cache - Miss
  | 08:23:41,091 [main] DEBUG Cache : org.jbpm.graph.def.ProcessDefinition: Is 
element with key org.jbpm.graph.def.ProcessDefinition#1 expired?: false
  | 08:23:41,107 [main] DEBUG MemoryStore : 
org.jbpm.graph.def.ProcessDefinition.eventsCache: MemoryStore miss for 
org.jbpm.graph.def.ProcessDefinition.events#1
  | 08:23:41,107 [main] DEBUG Cache : 
org.jbpm.graph.def.ProcessDefinition.events cache - Miss
  | 08:23:41,107 [main] DEBUG Cache : 
org.jbpm.graph.def.ProcessDefinition.events: Is element with key 
org.jbpm.graph.def.ProcessDefinition.events#1 expired?: false
  | 08:23:41,107 [main] DEBUG Timer : executing timer 
'timer(ContentExpired,com.jeppesen.sabertooth.workflow.EscalateToContentManager,08:23:40,841)'
  | 08:23:41,107 [main] INFO  EscalateToContentManager : ################ 
WaitingTask ##############################
  | 08:23:41,107 [main] INFO  EscalateToContentManager : ### ContentReviewers
  | 08:23:41,122 [main] DEBUG VariableContainer : variable type change. 
deleting 'comment' from 'TaskInstance[WaitingTask]'
  | 08:23:41,122 [main] DEBUG VariableContainer : create variable 'comment' in 
'TaskInstance[WaitingTask]' with value 'Escalation'
  | 08:23:41,169 [main] INFO  EscalateToContentManager : ### Task : 2
  | 08:23:41,169 [main] INFO  EscalateToContentManager : 
###########################################################
  | 08:23:41,185 [main] DEBUG MemoryStore : 
org.jbpm.graph.def.Node.leavingTransitionsCache: MemoryStore miss for 
org.jbpm.graph.def.Node.leavingTransitions#3
  | 08:23:41,185 [main] DEBUG Cache : 
org.jbpm.graph.def.Node.leavingTransitions cache - Miss
  | 08:23:41,200 [main] DEBUG Cache : org.jbpm.graph.def.Transition: Is element 
with key org.jbpm.graph.def.Transition#3 expired?: false
  | 08:23:41,200 [main] DEBUG Cache : org.jbpm.graph.def.Transition: Is element 
with key org.jbpm.graph.def.Transition#3 expired?: false
  | 08:23:41,200 [main] DEBUG Cache : org.jbpm.graph.def.Transition: Is element 
with key org.jbpm.graph.def.Transition#3 expired?: false
  | 08:23:41,200 [main] DEBUG Cache : 
org.jbpm.graph.def.Node.leavingTransitions: Is element with key 
org.jbpm.graph.def.Node.leavingTransitions#3 expired?: false
  | 08:23:41,200 [main] DEBUG GraphElement : event 'before-signal' on 
'TaskNode(Waiting for Approval)' for 'Token(/)'
  | 08:23:41,200 [main] DEBUG GraphElement : event 'node-leave' on 
'TaskNode(Waiting for Approval)' for 'Token(/)'
  | 08:23:41,200 [main] DEBUG GraphElement : event 'transition' on 
'Transition(Timeout)' for 'Token(/)'
  | 08:23:41,200 [main] DEBUG MemoryStore : 
org.jbpm.graph.def.Transition.eventsCache: MemoryStore miss for 
org.jbpm.graph.def.Transition.events#5
  | 08:23:41,200 [main] DEBUG Cache : org.jbpm.graph.def.Transition.events 
cache - Miss
  | 08:23:41,216 [main] DEBUG Cache : org.jbpm.graph.def.Transition.events: Is 
element with key org.jbpm.graph.def.Transition.events#5 expired?: false
  | 08:23:41,216 [main] DEBUG MemoryStore : org.jbpm.graph.def.NodeCache: 
MemoryStore miss for org.jbpm.graph.def.Node#5
  | 08:23:41,216 [main] DEBUG Cache : org.jbpm.graph.def.Node cache - Miss
  | 08:23:41,216 [main] DEBUG Cache : org.jbpm.graph.def.Node: Is element with 
key org.jbpm.graph.def.Node#3 expired?: false
  | 08:23:41,216 [main] DEBUG GraphElement : event 'node-enter' on 
'TaskNode(AssignContentTask)' for 'Token(/)'
  | 08:23:41,216 [main] DEBUG MemoryStore : 
org.jbpm.graph.def.Node.eventsCache: MemoryStore miss for 
org.jbpm.graph.def.Node.events#5
  | 08:23:41,216 [main] DEBUG Cache : org.jbpm.graph.def.Node.events cache - 
Miss
  | 08:23:41,216 [main] DEBUG Cache : org.jbpm.graph.def.Node.events: Is 
element with key org.jbpm.graph.def.Node.events#3 expired?: false
  | 08:23:41,216 [main] DEBUG MemoryStore : 
org.jbpm.graph.node.TaskNode.tasksCache: MemoryStore miss for 
org.jbpm.graph.node.TaskNode.tasks#5
  | 08:23:41,216 [main] DEBUG Cache : org.jbpm.graph.node.TaskNode.tasks cache 
- Miss
  | 08:23:41,232 [main] DEBUG Cache : org.jbpm.taskmgmt.def.Task: Is element 
with key org.jbpm.taskmgmt.def.Task#2 expired?: false
  | 08:23:41,232 [main] DEBUG Cache : org.jbpm.graph.node.TaskNode.tasks: Is 
element with key org.jbpm.graph.node.TaskNode.tasks#5 expired?: false
  | 08:23:41,232 [main] DEBUG MemoryStore : 
org.jbpm.taskmgmt.def.TaskControllerCache: MemoryStore miss for 
org.jbpm.taskmgmt.def.TaskController#4
  | 08:23:41,232 [main] DEBUG Cache : org.jbpm.taskmgmt.def.TaskController 
cache - Miss
  | 08:23:41,232 [main] DEBUG Cache : org.jbpm.taskmgmt.def.TaskController: Is 
element with key org.jbpm.taskmgmt.def.TaskController#4 expired?: false
  | 08:23:41,232 [main] DEBUG MemoryStore : 
org.jbpm.taskmgmt.def.TaskController.variableAccessesCache: MemoryStore miss 
for org.jbpm.taskmgmt.def.TaskController.variableAccesses#4
  | 08:23:41,232 [main] DEBUG Cache : 
org.jbpm.taskmgmt.def.TaskController.variableAccesses cache - Miss
  | 08:23:41,232 [main] DEBUG Cache : org.jbpm.context.def.VariableAccess: Is 
element with key org.jbpm.context.def.VariableAccess#6 expired?: false
  | 08:23:41,232 [main] DEBUG Cache : org.jbpm.context.def.VariableAccess: Is 
element with key org.jbpm.context.def.VariableAccess#6 expired?: false
  | 08:23:41,247 [main] DEBUG Cache : 
org.jbpm.taskmgmt.def.TaskController.variableAccesses: Is element with key 
org.jbpm.taskmgmt.def.TaskController.variableAccesses#4 expired?: false
  | 08:23:41,247 [main] DEBUG TaskController : creating task instance variable 
'content' from process variable 'content', value '1234'
  | 08:23:41,247 [main] DEBUG VariableContainer : create variable 'content' in 
'TaskInstance[PickAction]' with value '1234'
  | 08:23:41,263 [main] DEBUG TaskController : creating task instance variable 
'managerId' from process variable 'managerId', value 'null'
  | 08:23:41,263 [main] DEBUG VariableContainer : create variable 'managerId' 
in 'TaskInstance[PickAction]' with value 'null'
  | 08:23:41,263 [main] DEBUG GraphElement : event 'task-create' on 
'Task(PickAction)' for 'Token(/)'
  | 08:23:41,263 [main] DEBUG MemoryStore : 
org.jbpm.taskmgmt.def.Task.eventsCache: MemoryStore miss for 
org.jbpm.taskmgmt.def.Task.events#4
  | 08:23:41,263 [main] DEBUG Cache : org.jbpm.taskmgmt.def.Task.events cache - 
Miss
  | 08:23:41,263 [main] DEBUG Cache : org.jbpm.taskmgmt.def.Task.events: Is 
element with key org.jbpm.taskmgmt.def.Task.events#2 expired?: false
  | 08:23:41,263 [main] DEBUG MemoryStore : 
org.jbpm.instantiation.DelegationCache: MemoryStore miss for 
org.jbpm.instantiation.Delegation#7
  | 08:23:41,263 [main] DEBUG Cache : org.jbpm.instantiation.Delegation cache - 
Miss
  | 08:23:41,263 [main] DEBUG Cache : org.jbpm.instantiation.Delegation: Is 
element with key org.jbpm.instantiation.Delegation#5 expired?: false
  | 08:23:41,263 [main] INFO  ContentManagerAssignment : 
###############################################
  | 08:23:41,263 [main] INFO  ContentManagerAssignment : ### ContentManagers 
Assignment
  | 08:23:41,263 [main] INFO  ContentManagerAssignment : 
###############################################
  | 08:23:41,263 [main] DEBUG GraphElement : event 'task-assign' on 
'Task(PickAction)' for 'Token(/)'
  | 08:23:41,263 [main] DEBUG GraphElement : event 'after-signal' on 
'TaskNode(Waiting for Approval)' for 'Token(/)'
  | 08:23:41,263 [main] DEBUG Services : executing default save operations
  | 08:23:41,263 [main] DEBUG HibernateSaveOperation : saving process instance
  | 08:23:41,278 [main] DEBUG SaveLogsOperation : ignoring logs.  no logging 
service available.
  | 08:23:41,278 [main] DEBUG CascadeSaveOperation : cascading save of '[EMAIL 
PROTECTED]'
  | 08:23:41,278 [main] DEBUG SchedulerThread : deleting timer 
'timer(ContentExpired,com.jeppesen.sabertooth.workflow.EscalateToContentManager,08:23:40,841)'
  | 08:23:41,278 [main] DEBUG JbpmContext : closing JbpmContext
  | 08:23:41,278 [main] DEBUG Services : closing service 'persistence': [EMAIL 
PROTECTED]
  | 08:23:41,278 [main] DEBUG DbPersistenceService : committing hibernate 
transaction
  | 08:23:41,310 [main] DEBUG DbPersistenceService : closing hibernate session
  | 08:23:41,310 [main] DEBUG Services : executing default save operations
  | 08:23:41,310 [main] DEBUG HibernateSaveOperation : saving process instance
  | 08:23:41,310 [main] DEBUG SaveLogsOperation : ignoring logs.  no logging 
service available.
  | 08:23:41,310 [main] DEBUG CascadeSaveOperation : cascading save of '[EMAIL 
PROTECTED]'
  | 08:23:41,310 [main] INFO  MainDriver : Before --> PickAction
  | 08:23:41,325 [main] DEBUG GraphElement : event 'task-assign' on 
'Task(PickAction)' for 'Token(/)'
  | 08:23:41,325 [main] DEBUG GraphElement : event 'task-start' on 
'Task(PickAction)' for 'Token(/)'
  | 08:23:41,325 [main] DEBUG VariableContainer : variable type change. 
deleting 'managerId' from 'TaskInstance[PickAction]'
  | 08:23:41,325 [main] DEBUG VariableContainer : create variable 'managerId' 
in 'TaskInstance[PickAction]' with value 'contentManager1'
  | 08:23:41,357 [main] ERROR AbstractFlushingEventListener : Could not 
synchronize database state with session
  | org.hibernate.StaleObjectStateException: Row was updated or deleted by 
another transaction (or unsaved-value mapping was incorrect): 
[org.jbpm.graph.exe.Token#1]
  |     at 
org.hibernate.persister.entity.AbstractEntityPersister.check(AbstractEntityPersister.java:1635)
  |     at 
org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2208)
  |     at 
org.hibernate.persister.entity.AbstractEntityPersister.updateOrInsert(AbstractEntityPersister.java:2118)
  |     at 
org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2374)
  |     at 
org.hibernate.action.EntityUpdateAction.execute(EntityUpdateAction.java:84)
  |     at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:243)
  |     at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:227)
  |     at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:141)
  |     at 
org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:296)
  |     at 
org.hibernate.event.def.DefaultAutoFlushEventListener.onAutoFlush(DefaultAutoFlushEventListener.java:41)
  |     at 
org.hibernate.impl.SessionImpl.autoFlushIfRequired(SessionImpl.java:951)
  |     at 
org.hibernate.impl.AbstractSessionImpl.getHQLQueryPlan(AbstractSessionImpl.java:109)
  |     at 
org.hibernate.impl.AbstractSessionImpl.getNamedQuery(AbstractSessionImpl.java:37)
  |     at org.hibernate.impl.SessionImpl.getNamedQuery(SessionImpl.java:1203)
  |     at 
org.jbpm.db.TaskMgmtSession.findTaskInstances(TaskMgmtSession.java:57)
  |     at 
com.jeppesen.sabertooth.workflow.ProcessInstanceBean.getActorTaskList(ProcessInstanceBean.java:182)
  |     at com.jeppesen.sabertooth.MainDriver.process(MainDriver.java:178)
  |     at com.jeppesen.sabertooth.MainDriver.main(MainDriver.java:57)
  | 08:23:41,357 [main] ERROR TaskMgmtSession : 
org.hibernate.StaleObjectStateException: Row was updated or deleted by another 
transaction (or unsaved-value mapping was incorrect): 
[org.jbpm.graph.exe.Token#1]
  | Exception in thread "main" org.jbpm.JbpmException: couldn't get task 
instances list for actor 'contentManager1'
  |     at 
org.jbpm.db.TaskMgmtSession.findTaskInstances(TaskMgmtSession.java:63)
  |     at 
com.jeppesen.sabertooth.workflow.ProcessInstanceBean.getActorTaskList(ProcessInstanceBean.java:182)
  |     at com.jeppesen.sabertooth.MainDriver.process(MainDriver.java:178)
  |     at com.jeppesen.sabertooth.MainDriver.main(MainDriver.java:57)
  | Caused by: org.hibernate.StaleObjectStateException: Row was updated or 
deleted by another transaction (or unsaved-value mapping was incorrect): 
[org.jbpm.graph.exe.Token#1]
  |     at 
org.hibernate.persister.entity.AbstractEntityPersister.check(AbstractEntityPersister.java:1635)
  |     at 
org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2208)
  |     at 
org.hibernate.persister.entity.AbstractEntityPersister.updateOrInsert(AbstractEntityPersister.java:2118)
  |     at 
org.hibernate.persister.entity.AbstractEntityPersister.update(AbstractEntityPersister.java:2374)
  |     at 
org.hibernate.action.EntityUpdateAction.execute(EntityUpdateAction.java:84)
  |     at org.hibernate.engine.ActionQueue.execute(ActionQueue.java:243)
  |     at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:227)
  |     at org.hibernate.engine.ActionQueue.executeActions(ActionQueue.java:141)
  |     at 
org.hibernate.event.def.AbstractFlushingEventListener.performExecutions(AbstractFlushingEventListener.java:296)
  |     at 
org.hibernate.event.def.DefaultAutoFlushEventListener.onAutoFlush(DefaultAutoFlushEventListener.java:41)
  |     at 
org.hibernate.impl.SessionImpl.autoFlushIfRequired(SessionImpl.java:951)
  |     at 
org.hibernate.impl.AbstractSessionImpl.getHQLQueryPlan(AbstractSessionImpl.java:109)
  |     at 
org.hibernate.impl.AbstractSessionImpl.getNamedQuery(AbstractSessionImpl.java:37)
  |     at org.hibernate.impl.SessionImpl.getNamedQuery(SessionImpl.java:1203)
  |     at 
org.jbpm.db.TaskMgmtSession.findTaskInstances(TaskMgmtSession.java:57)
  |     ... 3 more
  | 
  | 
  | 
  | 

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