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this token is locked by token[34]
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created by <a href="http://community.jboss.org/people/darkzan">zan sowyer</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/595407#595407">View the full discussion</a>
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<div class="jive-rendered-content"><p>hello,</p><p>i'm new in the jbpm world and trying to understand how it works,</p><p>while trying to end a taskinstance by using taskinstance.end();</p><p>i keep getting the exception "this token is locked by token"</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>my method</p><pre class="jive-pre"><code class="jive-code jive-java"><font color="navy"><b>public</b></font> <font color="navy"><b>void</b></font> completerTask(<font color="navy"><b>long</b></font> id) <font color="navy">{</font>
        JbpmConfiguration jbpmConfiguration = JbpmConfiguration.getInstance();
        JbpmContext jbpmontext = jbpmConfiguration.createJbpmContext();
        TaskInstance task = jbpmontext.getTaskInstance(id);
        task.end();
        jbpmontext.close();
    <font color="navy">}</font>
</code></pre><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><pre class="jive-pre"><code class="jive-code jive-java">org.jbpm.JbpmException: <font color="navy"><b>this</b></font> token is locked by token[34]
    at org.jbpm.graph.exe.Token.signal(Token.java:200)
    at org.jbpm.graph.exe.Token.signal(Token.java:143)
    at org.jbpm.taskmgmt.exe.TaskInstance.end(TaskInstance.java:438)
    at org.jbpm.taskmgmt.exe.TaskInstance.end(TaskInstance.java:364)
    at jbpm.backend.CreationListeSignataireActionHandler.execute(CreationListeSignataireActionHandler.java:43)
    at org.jbpm.graph.def.Action.execute(Action.java:137)
    at org.jbpm.graph.def.GraphElement.executeAction(GraphElement.java:280)
    at org.jbpm.graph.def.GraphElement.executeActions(GraphElement.java:237)
    at org.jbpm.graph.def.GraphElement.fireAndPropagateEvent(GraphElement.java:207)
    at org.jbpm.graph.def.GraphElement.fireEvent(GraphElement.java:190)
    at org.jbpm.graph.def.Node.enter(Node.java:358)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at org.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:157)
    at org.jbpm.graph.def.Node$$EnhancerByCGLIB$$2a832044.enter(<generated>)
    at org.jbpm.graph.def.Transition.take(Transition.java:151)
    at org.jbpm.graph.def.Node.leave(Node.java:453)
    at org.jbpm.graph.node.TaskNode.leave(TaskNode.java:228)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at org.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:157)
    at org.jbpm.graph.def.Node$$EnhancerByCGLIB$$2a832044.leave(<generated>)
    at org.jbpm.graph.exe.Token.signal(Token.java:214)
    at org.jbpm.graph.exe.Token.signal(Token.java:143)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at org.hibernate.proxy.pojo.cglib.CGLIBLazyInitializer.invoke(CGLIBLazyInitializer.java:157)
    at org.jbpm.graph.exe.Token$$EnhancerByCGLIB$$d711c6d8.signal(<generated>)
    at org.jbpm.taskmgmt.exe.TaskInstance.end(TaskInstance.java:438)
    at org.jbpm.taskmgmt.exe.TaskInstance.end(TaskInstance.java:364)
    at service.impl.CreateurProcessusImpl.completerTask(CreateurProcessusImpl.java:114)
    at test.TestWorkFlow.CompleterActiviteParActeur(TestWorkFlow.java:114)
    at test.TestWorkFlow.testFlow(TestWorkFlow.java:76)
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
    at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
    at java.lang.reflect.Method.invoke(Unknown Source)
    at junit.framework.TestCase.runTest(TestCase.java:154)
    at junit.framework.TestCase.runBare(TestCase.java:127)
    at junit.framework.TestResult$1.protect(TestResult.java:106)
    at junit.framework.TestResult.runProtected(TestResult.java:124)
    at junit.framework.TestResult.run(TestResult.java:109)
    at junit.framework.TestCase.run(TestCase.java:118)
    at junit.framework.TestSuite.runTest(TestSuite.java:208)
    at junit.framework.TestSuite.run(TestSuite.java:203)
    at org.eclipse.jdt.internal.junit.runner.junit3.JUnit3TestReference.run(JUnit3TestReference.java:130)
    at org.eclipse.jdt.internal.junit.runner.TestExecution.run(TestExecution.java:38)
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:467)
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.runTests(RemoteTestRunner.java:683)
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.run(RemoteTestRunner.java:390)
    at org.eclipse.jdt.internal.junit.runner.RemoteTestRunner.main(RemoteTestRunner.java:197)
 
</code></pre><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>thank you in advance</p></div>
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