org.jbpm.JbpmException: this token is locked by token[0]

[sergiosoria]

Hello, when I trying to end a signally task (By default all task are signally), the system crash and trhouws the exception
"
org.jbpm.JbpmException: this token is locked by token[0]
"

Can Anybody help me?

I add too muy source code, the processdefinition.xml and the ActionHandler:

<?xml version="1.0" encoding="UTF-8"?>

<process-definition xmlns="" name="logicaPedidos">


 <swimlane name="comprador">
 <assignment actor-id="comprador"></assignment>
 </swimlane>

 <swimlane name="shipper">
 <assignment actor-id="shipper"></assignment>
 </swimlane>


 <start-state name="Quincena de Pedidos">
 <transition to="Recepción del fichero PEDAM3"></transition>
 </start-state>


 <task-node name="Recepción del fichero PEDAM3">
 <task name="Introducir datos" swimlane="comprador">
 <description>
 Recibir e introducir los datos en el flujo para que el resto de aplicaciones procedan a procesarlos y tratarlos
 </description>
 <event type="task-start">
 <action name="IntroducirDatosStart" class="dom.Pedidos.jbpm.tareas.action.TareaIntroducirDatosActionHandler"></action>
 </event>
 </task>
 <event type="task-assign">
 <action name="tareaRecepcionAsignada" class="dom.Pedidos.jbpm.action.RecepcionPedam3ActionHandler"></action>
 </event>
 <transition to="Depuración automática para aceptar o Rechazar" name="a depuracion"></transition>
 </task-node>

 <task-node name="Depuración automática para aceptar o Rechazar">
 <event type="node-enter">

 <action name="Despues" class="dom.Pedidos.jbpm.action.DepuracionAutomaticaActionHandler"></action>
 </event>
 <transition to="Proceso Manual para aceptar o rechazar"></transition>
 </task-node>

 <task-node name="Proceso Manual para aceptar o rechazar">
 <transition to="Cierre de la quincena"></transition>
 </task-node>

 <task-node name="Cierre de la quincena">
 <task name="enviar a Madrid" swimlane="shipper">
 <description>
 Enviar los pedidos que no hayan pasado las reglas a Madrid
 </description>
 <event type="task-assign">
 <action name="EnviarMadrid" class="dom.Pedidos.jbpm.action.EnviarMadridActionHandler"></action>
 </event>
 </task>
 <task name="Aceptar pedidos" swimlane="shipper">
 <description>
 Aceptar los pedidos que hayan cumplido todas las reglas
 </description>
 <event type="task-assign">
 <action name="Creando la tarea" class="dom.Pedidos.jbpm.action.AceptarPedidosActionHandler"></action>
 </event>
 </task>
 <event type="node-enter">
 <action name="EntraCierreQuincena" class="dom.Pedidos.jbpm.action.CierreQuincenaActionHandler"></action>
 </event>
 <transition to="Pedidos"></transition>
 </task-node>


 <end-state name="Pedidos"></end-state>


</process-definition>

ActionHandler:

package dom.Pedidos.jbpm.action;

import java.util.Collection;
import java.util.Iterator;

import org.apache.log4j.Logger;
import org.jbpm.graph.def.ActionHandler;
import org.jbpm.graph.exe.ExecutionContext;
import org.jbpm.taskmgmt.exe.TaskInstance;
import org.jbpm.taskmgmt.exe.TaskMgmtInstance;

public class EnviarMadridActionHandler implements ActionHandler
{
 Logger log = Logger.getLogger(EnviarMadridActionHandler.class);

 @Override
 public void execute(ExecutionContext executionContext) throws Exception
 {

 System.out.println();
 System.out.println();
 System.out.println("*********************************");
 System.out.println(" Entro en EnviarMadridActionHandler");
 System.out.println("*********************************");
 System.out.println();
 System.out.println();

 log.debug("Finalizo la tarea EnviarMadrid");
 executionContext.getTaskInstance().end();

 }
}

Please help me. Thanks