Error: null parent exception in bpel assignLink...

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Error: null parent exception in bpel assignLink...

by Dariusz Dziadek :: Rate this Message:

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*Hi!

I'm using Apache ODE 1.2 with ServiceMix 3.2.1. I got an error during
accessing output variable (after invoking WS in BPEL process):*

15:43:26,567 | DEBUG | pool-4-thread-35 | BpelEventListener        |
mon.evt.DebugBpelEventListener   50 |
VariableReadEvent:
    Type = dataHandling
    VarName = ReadGraphOut
    ScopeId = 2401
    ScopeDeclarationId = 3
    ScopeName = __PROCESS_SCOPE:TestScenario1BPEL
    ParentScopesNames = [__PROCESS_SCOPE:TestScenario1BPEL]
    ProcessInstanceId = 2351
    ProcessId = {urn:/TestScenario1.bpel}TestScenario1BPEL-6
    ProcessName = {urn:/TestScenario1.bpel}TestScenario1BPEL
    Timestamp = Wed Jul 23 15:43:26 CEST 2008
    LineNo = 15
    Class = class org.apache.ode.bpel.evt.VariableReadEvent
15:43:26,567 | ERROR | pool-4-thread-35 | JacobVPU                 |
b.vpu.JacobVPU$JacobThreadImpl  463 | Method "run" in class
"org.apache.ode.bpel.runtime.ASSIGN" threw an unexpected exception.
java.lang.IllegalArgumentException: null parent
    at org.apache.ode.utils.DOMUtils.findChildByName(DOMUtils.java:745)
    at org.apache.ode.utils.DOMUtils.findChildByName(DOMUtils.java:740)
    at
org.apache.ode.bpel.runtime.ScopeFrame.getPartData(ScopeFrame.java:275)
    at
org.apache.ode.bpel.runtime.ScopeFrame.fetchVariableData(ScopeFrame.java:215)
    at
org.apache.ode.bpel.runtime.ExprEvaluationContextImpl.readVariable(ExprEvaluationContextImpl.java:92)
    at
org.apache.ode.bpel.elang.xpath10.runtime.JaxenContexts.getVariableValue(JaxenContexts.java:173)
    at org.jaxen.ContextSupport.getVariableValue(ContextSupport.java:217)
    at org.jaxen.Context.getVariableValue(Context.java:178)
    at
org.jaxen.expr.DefaultVariableReferenceExpr.evaluate(DefaultVariableReferenceExpr.java:107)
    at org.jaxen.expr.DefaultPathExpr.evaluate(DefaultPathExpr.java:139)
    at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:102)
    at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:680)
    at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:219)
    at
org.apache.ode.bpel.elang.xpath10.runtime.XPath10ExpressionRuntime.evaluate(XPath10ExpressionRuntime.java:103)
    at
org.apache.ode.bpel.runtime.ExpressionLanguageRuntimeRegistry.evaluate(ExpressionLanguageRuntimeRegistry.java:80)
    at org.apache.ode.bpel.runtime.ASSIGN.evalRValue(ASSIGN.java:196)
    at org.apache.ode.bpel.runtime.ASSIGN.copy(ASSIGN.java:348)
    at org.apache.ode.bpel.runtime.ASSIGN.run(ASSIGN.java:81)
    at sun.reflect.GeneratedMethodAccessor76.invoke(Unknown Source)
    at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at
org.apache.ode.jacob.vpu.JacobVPU$JacobThreadImpl.run(JacobVPU.java:451)
    at org.apache.ode.jacob.vpu.JacobVPU.execute(JacobVPU.java:139)
    at
org.apache.ode.bpel.engine.BpelRuntimeContextImpl.execute(BpelRuntimeContextImpl.java:835)
    at
org.apache.ode.bpel.engine.BpelProcess.handleWorkEvent(BpelProcess.java:402)
    at
org.apache.ode.bpel.engine.BpelEngineImpl.onScheduledJob(BpelEngineImpl.java:326)
    at
org.apache.ode.bpel.engine.BpelServerImpl.onScheduledJob(BpelServerImpl.java:373)
    at
org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:337)
    at
org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:336)
    at
org.apache.ode.scheduler.simple.SimpleScheduler.execTransaction(SimpleScheduler.java:174)
    at
org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:335)
    at
org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:332)
    at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
    at java.util.concurrent.FutureTask.run(FutureTask.java:138)
    at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
    at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
    at java.lang.Thread.run(Thread.java:619)
15:43:26,567 | ERROR | pool-4-thread-35 | BpelEngineImpl           |
ode.bpel.engine.BpelEngineImpl  335 | Scheduled job failed;
jobDetail={mexid=hqejbhcnphr3gdiohpk3re, iid=2351, type=INVOKE_RESPONSE,
channel=20}
java.lang.RuntimeException: java.lang.IllegalArgumentException: null parent
    at
org.apache.ode.jacob.vpu.JacobVPU$JacobThreadImpl.run(JacobVPU.java:464)
    at org.apache.ode.jacob.vpu.JacobVPU.execute(JacobVPU.java:139)
    at
org.apache.ode.bpel.engine.BpelRuntimeContextImpl.execute(BpelRuntimeContextImpl.java:835)
    at
org.apache.ode.bpel.engine.BpelProcess.handleWorkEvent(BpelProcess.java:402)
    at
org.apache.ode.bpel.engine.BpelEngineImpl.onScheduledJob(BpelEngineImpl.java:326)
    at
org.apache.ode.bpel.engine.BpelServerImpl.onScheduledJob(BpelServerImpl.java:373)
    at
org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:337)
    at
org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:336)
    at
org.apache.ode.scheduler.simple.SimpleScheduler.execTransaction(SimpleScheduler.java:174)
    at
org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:335)
    at
org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:332)
    at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
    at java.util.concurrent.FutureTask.run(FutureTask.java:138)
    at
java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
    at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
    at java.lang.Thread.run(Thread.java:619)
Caused by: java.lang.IllegalArgumentException: null parent
    at org.apache.ode.utils.DOMUtils.findChildByName(DOMUtils.java:745)
    at org.apache.ode.utils.DOMUtils.findChildByName(DOMUtils.java:740)
    at
org.apache.ode.bpel.runtime.ScopeFrame.getPartData(ScopeFrame.java:275)
    at
org.apache.ode.bpel.runtime.ScopeFrame.fetchVariableData(ScopeFrame.java:215)
    at
org.apache.ode.bpel.runtime.ExprEvaluationContextImpl.readVariable(ExprEvaluationContextImpl.java:92)
    at
org.apache.ode.bpel.elang.xpath10.runtime.JaxenContexts.getVariableValue(JaxenContexts.java:173)
    at org.jaxen.ContextSupport.getVariableValue(ContextSupport.java:217)
    at org.jaxen.Context.getVariableValue(Context.java:178)
    at
org.jaxen.expr.DefaultVariableReferenceExpr.evaluate(DefaultVariableReferenceExpr.java:107)
    at org.jaxen.expr.DefaultPathExpr.evaluate(DefaultPathExpr.java:139)
    at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:102)
    at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:680)
    at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:219)
    at
org.apache.ode.bpel.elang.xpath10.runtime.XPath10ExpressionRuntime.evaluate(XPath10ExpressionRuntime.java:103)
    at
org.apache.ode.bpel.runtime.ExpressionLanguageRuntimeRegistry.evaluate(ExpressionLanguageRuntimeRegistry.java:80)
    at org.apache.ode.bpel.runtime.ASSIGN.evalRValue(ASSIGN.java:196)
    at org.apache.ode.bpel.runtime.ASSIGN.copy(ASSIGN.java:348)
    at org.apache.ode.bpel.runtime.ASSIGN.run(ASSIGN.java:81)
    at sun.reflect.GeneratedMethodAccessor76.invoke(Unknown Source)
    at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
    at java.lang.reflect.Method.invoke(Method.java:597)
    at
org.apache.ode.jacob.vpu.JacobVPU$JacobThreadImpl.run(JacobVPU.java:451)
    ... 15 more


*For more clues please refer to attachment that includes servicemix.log
file (DEBUG mode) and my test ServiceUnit (with WSDL and BPEL files).
(logs are starting when I'm sending SOAP message with test123 value by
HTTP BC component)

Have you got any ideas? Any help is appreciated.

Thanks and best regards,

Darek
*


ODE_with_ServiceMix_bug.ZIP (33K) Download Attachment

Re: Error: null parent exception in bpel assignLink...

by Matthieu Riou-5 :: Rate this Message:

Reply to Author | View Threaded | Show Only this Message

2008/7/23 Dariusz Dziadek <dadz@...>:

> *Hi!
>
> I'm using Apache ODE 1.2 with ServiceMix 3.2.1. I got an error during
> accessing output variable (after invoking WS in BPEL process):*
>


That's fairly strange, it looks like a DOM level error where the node
structure is not correct. It's raised in the following assignment (when ODE
reads the content of the incoming message variable):

            <copy>
                <from>$ReadGraphOut.payload/ns3:graphRdOut</from>
                <to>$AnalyzeGraphIn.payload/ns5:graphIn</to>
            </copy>

Also is your process persistent or in memory?

Thanks,
Matthieu


>
> 15:43:26,567 | DEBUG | pool-4-thread-35 | BpelEventListener        |
> mon.evt.DebugBpelEventListener   50 |
> VariableReadEvent:
>   Type = dataHandling
>   VarName = ReadGraphOut
>   ScopeId = 2401
>   ScopeDeclarationId = 3
>   ScopeName = __PROCESS_SCOPE:TestScenario1BPEL
>   ParentScopesNames = [__PROCESS_SCOPE:TestScenario1BPEL]
>   ProcessInstanceId = 2351
>   ProcessId = {urn:/TestScenario1.bpel}TestScenario1BPEL-6
>   ProcessName = {urn:/TestScenario1.bpel}TestScenario1BPEL
>   Timestamp = Wed Jul 23 15:43:26 CEST 2008
>   LineNo = 15
>   Class = class org.apache.ode.bpel.evt.VariableReadEvent
> 15:43:26,567 | ERROR | pool-4-thread-35 | JacobVPU                 |
> b.vpu.JacobVPU$JacobThreadImpl  463 | Method "run" in class
> "org.apache.ode.bpel.runtime.ASSIGN" threw an unexpected exception.
> java.lang.IllegalArgumentException: null parent
>   at org.apache.ode.utils.DOMUtils.findChildByName(DOMUtils.java:745)
>   at org.apache.ode.utils.DOMUtils.findChildByName(DOMUtils.java:740)
>   at
> org.apache.ode.bpel.runtime.ScopeFrame.getPartData(ScopeFrame.java:275)
>   at
> org.apache.ode.bpel.runtime.ScopeFrame.fetchVariableData(ScopeFrame.java:215)
>   at
> org.apache.ode.bpel.runtime.ExprEvaluationContextImpl.readVariable(ExprEvaluationContextImpl.java:92)
>   at
> org.apache.ode.bpel.elang.xpath10.runtime.JaxenContexts.getVariableValue(JaxenContexts.java:173)
>   at org.jaxen.ContextSupport.getVariableValue(ContextSupport.java:217)
>   at org.jaxen.Context.getVariableValue(Context.java:178)
>   at
> org.jaxen.expr.DefaultVariableReferenceExpr.evaluate(DefaultVariableReferenceExpr.java:107)
>   at org.jaxen.expr.DefaultPathExpr.evaluate(DefaultPathExpr.java:139)
>   at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:102)
>   at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:680)
>   at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:219)
>   at
> org.apache.ode.bpel.elang.xpath10.runtime.XPath10ExpressionRuntime.evaluate(XPath10ExpressionRuntime.java:103)
>   at
> org.apache.ode.bpel.runtime.ExpressionLanguageRuntimeRegistry.evaluate(ExpressionLanguageRuntimeRegistry.java:80)
>   at org.apache.ode.bpel.runtime.ASSIGN.evalRValue(ASSIGN.java:196)
>   at org.apache.ode.bpel.runtime.ASSIGN.copy(ASSIGN.java:348)
>   at org.apache.ode.bpel.runtime.ASSIGN.run(ASSIGN.java:81)
>   at sun.reflect.GeneratedMethodAccessor76.invoke(Unknown Source)
>   at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>   at java.lang.reflect.Method.invoke(Method.java:597)
>   at
> org.apache.ode.jacob.vpu.JacobVPU$JacobThreadImpl.run(JacobVPU.java:451)
>   at org.apache.ode.jacob.vpu.JacobVPU.execute(JacobVPU.java:139)
>   at
> org.apache.ode.bpel.engine.BpelRuntimeContextImpl.execute(BpelRuntimeContextImpl.java:835)
>   at
> org.apache.ode.bpel.engine.BpelProcess.handleWorkEvent(BpelProcess.java:402)
>   at
> org.apache.ode.bpel.engine.BpelEngineImpl.onScheduledJob(BpelEngineImpl.java:326)
>   at
> org.apache.ode.bpel.engine.BpelServerImpl.onScheduledJob(BpelServerImpl.java:373)
>   at
> org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:337)
>   at
> org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:336)
>   at
> org.apache.ode.scheduler.simple.SimpleScheduler.execTransaction(SimpleScheduler.java:174)
>   at
> org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:335)
>   at
> org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:332)
>   at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
>   at java.util.concurrent.FutureTask.run(FutureTask.java:138)
>   at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
>   at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
>   at java.lang.Thread.run(Thread.java:619)
> 15:43:26,567 | ERROR | pool-4-thread-35 | BpelEngineImpl           |
> ode.bpel.engine.BpelEngineImpl  335 | Scheduled job failed;
> jobDetail={mexid=hqejbhcnphr3gdiohpk3re, iid=2351, type=INVOKE_RESPONSE,
> channel=20}
> java.lang.RuntimeException: java.lang.IllegalArgumentException: null parent
>   at
> org.apache.ode.jacob.vpu.JacobVPU$JacobThreadImpl.run(JacobVPU.java:464)
>   at org.apache.ode.jacob.vpu.JacobVPU.execute(JacobVPU.java:139)
>   at
> org.apache.ode.bpel.engine.BpelRuntimeContextImpl.execute(BpelRuntimeContextImpl.java:835)
>   at
> org.apache.ode.bpel.engine.BpelProcess.handleWorkEvent(BpelProcess.java:402)
>   at
> org.apache.ode.bpel.engine.BpelEngineImpl.onScheduledJob(BpelEngineImpl.java:326)
>   at
> org.apache.ode.bpel.engine.BpelServerImpl.onScheduledJob(BpelServerImpl.java:373)
>   at
> org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:337)
>   at
> org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:336)
>   at
> org.apache.ode.scheduler.simple.SimpleScheduler.execTransaction(SimpleScheduler.java:174)
>   at
> org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:335)
>   at
> org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:332)
>   at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
>   at java.util.concurrent.FutureTask.run(FutureTask.java:138)
>   at
> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
>   at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
>   at java.lang.Thread.run(Thread.java:619)
> Caused by: java.lang.IllegalArgumentException: null parent
>   at org.apache.ode.utils.DOMUtils.findChildByName(DOMUtils.java:745)
>   at org.apache.ode.utils.DOMUtils.findChildByName(DOMUtils.java:740)
>   at
> org.apache.ode.bpel.runtime.ScopeFrame.getPartData(ScopeFrame.java:275)
>   at
> org.apache.ode.bpel.runtime.ScopeFrame.fetchVariableData(ScopeFrame.java:215)
>   at
> org.apache.ode.bpel.runtime.ExprEvaluationContextImpl.readVariable(ExprEvaluationContextImpl.java:92)
>   at
> org.apache.ode.bpel.elang.xpath10.runtime.JaxenContexts.getVariableValue(JaxenContexts.java:173)
>   at org.jaxen.ContextSupport.getVariableValue(ContextSupport.java:217)
>   at org.jaxen.Context.getVariableValue(Context.java:178)
>   at
> org.jaxen.expr.DefaultVariableReferenceExpr.evaluate(DefaultVariableReferenceExpr.java:107)
>   at org.jaxen.expr.DefaultPathExpr.evaluate(DefaultPathExpr.java:139)
>   at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:102)
>   at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:680)
>   at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:219)
>   at
> org.apache.ode.bpel.elang.xpath10.runtime.XPath10ExpressionRuntime.evaluate(XPath10ExpressionRuntime.java:103)
>   at
> org.apache.ode.bpel.runtime.ExpressionLanguageRuntimeRegistry.evaluate(ExpressionLanguageRuntimeRegistry.java:80)
>   at org.apache.ode.bpel.runtime.ASSIGN.evalRValue(ASSIGN.java:196)
>   at org.apache.ode.bpel.runtime.ASSIGN.copy(ASSIGN.java:348)
>   at org.apache.ode.bpel.runtime.ASSIGN.run(ASSIGN.java:81)
>   at sun.reflect.GeneratedMethodAccessor76.invoke(Unknown Source)
>   at
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>   at java.lang.reflect.Method.invoke(Method.java:597)
>   at
> org.apache.ode.jacob.vpu.JacobVPU$JacobThreadImpl.run(JacobVPU.java:451)
>   ... 15 more
>
>
> *For more clues please refer to attachment that includes servicemix.log
> file (DEBUG mode) and my test ServiceUnit (with WSDL and BPEL files).
> (logs are starting when I'm sending SOAP message with test123 value by HTTP
> BC component)
>
> Have you got any ideas? Any help is appreciated.
>
> Thanks and best regards,
>
> Darek
> *
>

Re: Error: null parent exception in bpel assignLink...

by Dariusz Dziadek :: Rate this Message:

Reply to Author | View Threaded | Show Only this Message

Hi,

Below are the states of viariables at the moment when error occured (see
attached servicemix.log):

DoAnalyzeIn value is correct:
<?xml version="1.0" encoding="UTF-8"?>
<message>
  <payload>
    <typens:AnalyzeGraph
xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/"
xmlns:typens="http://www.softwaremind.pl/WKI/WP4-test/TestScenario1/types">
            <typens:graphIdIn>test123</typens:graphIdIn>
      </typens:AnalyzeGraph>
  </payload>
</message>

ReadGraphIn value is correct:
<?xml version="1.0" encoding="UTF-8"?>
<message>
  <payload>
    <ReadGraph xmlns="http://www.softwaremind.pl/WKI/WP4-test/KB/types">
      <graphIdRdIn>test123</graphIdRdIn>
    </ReadGraph>
  </payload>
</message>

Invoking ReadGraph operation at endpoint:
  <?xml version="1.0" encoding="UTF-8"?>
  <service-ref>
    <jbi:end-point-reference jbi:end-point-name="KBPort"
      jbi:service-name="sns:KBService"
xmlns:sns="http://www.softwaremind.pl/WKI/WP4-test/KB"/>
  </service-ref>
with parameter value:
  <?xml version="1.0" encoding="UTF-8"?>
  <ReadGraph>
    <graphIdRdIn>test123</graphIdRdIn>
  </ReadGraph>
and the result message is correct:
  <?xml version="1.0" encoding="UTF-8"?>
  <ReadGraphResponse xmlns="http://www.softwaremind.pl/WKI/WP4-test/KB">
    <graphRdOut
xmlns="http://www.softwaremind.pl/WKI/WP4-test/KB/types">READ_test123</graphRdOut>
  </ReadGraphResponse>

ReadGraphOut init value is CORRECT(!!!):
  <?xml version="1.0" encoding="UTF-8"?>
  <ReadGraphResponse xmlns="http://www.softwaremind.pl/WKI/WP4-test/KB">
    <graphRdOut
xmlns="http://www.softwaremind.pl/WKI/WP4-test/KB/types">READ_test123</graphRdOut>
  </ReadGraphResponse>

AnalyzeGraphIn value is correct:
  <?xml version="1.0" encoding="UTF-8"?>
  <message>
    <payload>
      <AnalyzeGraph
xmlns="http://www.softwaremind.pl/WKI/WP4-test/GraphAnalyzer/types">
        <graphIdIn>test123</graphIdIn>
        <ns5:graphIn
xmlns:ns5="http://www.softwaremind.pl/WKI/WP4-test/GraphAnalyzer/types"/>
      </AnalyzeGraph>
    </payload>
  </message>

But ODE can't read ReadGraphOut variable by
$ReadGraphOut.payload/ns3:graphRdOut selection :(
Any idea why?

Darek


Matthieu Riou pisze:

> 2008/7/23 Dariusz Dziadek <dadz@...>:
>
>  
>> *Hi!
>>
>> I'm using Apache ODE 1.2 with ServiceMix 3.2.1. I got an error during
>> accessing output variable (after invoking WS in BPEL process):*
>>
>>    
>
>
> That's fairly strange, it looks like a DOM level error where the node
> structure is not correct. It's raised in the following assignment (when ODE
> reads the content of the incoming message variable):
>
>             <copy>
>                 <from>$ReadGraphOut.payload/ns3:graphRdOut</from>
>                 <to>$AnalyzeGraphIn.payload/ns5:graphIn</to>
>             </copy>
>
> Also is your process persistent or in memory?
>
> Thanks,
> Matthieu
>
>
>  
>> 15:43:26,567 | DEBUG | pool-4-thread-35 | BpelEventListener        |
>> mon.evt.DebugBpelEventListener   50 |
>> VariableReadEvent:
>>   Type = dataHandling
>>   VarName = ReadGraphOut
>>   ScopeId = 2401
>>   ScopeDeclarationId = 3
>>   ScopeName = __PROCESS_SCOPE:TestScenario1BPEL
>>   ParentScopesNames = [__PROCESS_SCOPE:TestScenario1BPEL]
>>   ProcessInstanceId = 2351
>>   ProcessId = {urn:/TestScenario1.bpel}TestScenario1BPEL-6
>>   ProcessName = {urn:/TestScenario1.bpel}TestScenario1BPEL
>>   Timestamp = Wed Jul 23 15:43:26 CEST 2008
>>   LineNo = 15
>>   Class = class org.apache.ode.bpel.evt.VariableReadEvent
>> 15:43:26,567 | ERROR | pool-4-thread-35 | JacobVPU                 |
>> b.vpu.JacobVPU$JacobThreadImpl  463 | Method "run" in class
>> "org.apache.ode.bpel.runtime.ASSIGN" threw an unexpected exception.
>> java.lang.IllegalArgumentException: null parent
>>   at org.apache.ode.utils.DOMUtils.findChildByName(DOMUtils.java:745)
>>   at org.apache.ode.utils.DOMUtils.findChildByName(DOMUtils.java:740)
>>   at
>> org.apache.ode.bpel.runtime.ScopeFrame.getPartData(ScopeFrame.java:275)
>>   at
>> org.apache.ode.bpel.runtime.ScopeFrame.fetchVariableData(ScopeFrame.java:215)
>>   at
>> org.apache.ode.bpel.runtime.ExprEvaluationContextImpl.readVariable(ExprEvaluationContextImpl.java:92)
>>   at
>> org.apache.ode.bpel.elang.xpath10.runtime.JaxenContexts.getVariableValue(JaxenContexts.java:173)
>>   at org.jaxen.ContextSupport.getVariableValue(ContextSupport.java:217)
>>   at org.jaxen.Context.getVariableValue(Context.java:178)
>>   at
>> org.jaxen.expr.DefaultVariableReferenceExpr.evaluate(DefaultVariableReferenceExpr.java:107)
>>   at org.jaxen.expr.DefaultPathExpr.evaluate(DefaultPathExpr.java:139)
>>   at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:102)
>>   at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:680)
>>   at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:219)
>>   at
>> org.apache.ode.bpel.elang.xpath10.runtime.XPath10ExpressionRuntime.evaluate(XPath10ExpressionRuntime.java:103)
>>   at
>> org.apache.ode.bpel.runtime.ExpressionLanguageRuntimeRegistry.evaluate(ExpressionLanguageRuntimeRegistry.java:80)
>>   at org.apache.ode.bpel.runtime.ASSIGN.evalRValue(ASSIGN.java:196)
>>   at org.apache.ode.bpel.runtime.ASSIGN.copy(ASSIGN.java:348)
>>   at org.apache.ode.bpel.runtime.ASSIGN.run(ASSIGN.java:81)
>>   at sun.reflect.GeneratedMethodAccessor76.invoke(Unknown Source)
>>   at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>   at java.lang.reflect.Method.invoke(Method.java:597)
>>   at
>> org.apache.ode.jacob.vpu.JacobVPU$JacobThreadImpl.run(JacobVPU.java:451)
>>   at org.apache.ode.jacob.vpu.JacobVPU.execute(JacobVPU.java:139)
>>   at
>> org.apache.ode.bpel.engine.BpelRuntimeContextImpl.execute(BpelRuntimeContextImpl.java:835)
>>   at
>> org.apache.ode.bpel.engine.BpelProcess.handleWorkEvent(BpelProcess.java:402)
>>   at
>> org.apache.ode.bpel.engine.BpelEngineImpl.onScheduledJob(BpelEngineImpl.java:326)
>>   at
>> org.apache.ode.bpel.engine.BpelServerImpl.onScheduledJob(BpelServerImpl.java:373)
>>   at
>> org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:337)
>>   at
>> org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:336)
>>   at
>> org.apache.ode.scheduler.simple.SimpleScheduler.execTransaction(SimpleScheduler.java:174)
>>   at
>> org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:335)
>>   at
>> org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:332)
>>   at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
>>   at java.util.concurrent.FutureTask.run(FutureTask.java:138)
>>   at
>> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
>>   at
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
>>   at java.lang.Thread.run(Thread.java:619)
>> 15:43:26,567 | ERROR | pool-4-thread-35 | BpelEngineImpl           |
>> ode.bpel.engine.BpelEngineImpl  335 | Scheduled job failed;
>> jobDetail={mexid=hqejbhcnphr3gdiohpk3re, iid=2351, type=INVOKE_RESPONSE,
>> channel=20}
>> java.lang.RuntimeException: java.lang.IllegalArgumentException: null parent
>>   at
>> org.apache.ode.jacob.vpu.JacobVPU$JacobThreadImpl.run(JacobVPU.java:464)
>>   at org.apache.ode.jacob.vpu.JacobVPU.execute(JacobVPU.java:139)
>>   at
>> org.apache.ode.bpel.engine.BpelRuntimeContextImpl.execute(BpelRuntimeContextImpl.java:835)
>>   at
>> org.apache.ode.bpel.engine.BpelProcess.handleWorkEvent(BpelProcess.java:402)
>>   at
>> org.apache.ode.bpel.engine.BpelEngineImpl.onScheduledJob(BpelEngineImpl.java:326)
>>   at
>> org.apache.ode.bpel.engine.BpelServerImpl.onScheduledJob(BpelServerImpl.java:373)
>>   at
>> org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:337)
>>   at
>> org.apache.ode.scheduler.simple.SimpleScheduler$4$1.call(SimpleScheduler.java:336)
>>   at
>> org.apache.ode.scheduler.simple.SimpleScheduler.execTransaction(SimpleScheduler.java:174)
>>   at
>> org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:335)
>>   at
>> org.apache.ode.scheduler.simple.SimpleScheduler$4.call(SimpleScheduler.java:332)
>>   at java.util.concurrent.FutureTask$Sync.innerRun(FutureTask.java:303)
>>   at java.util.concurrent.FutureTask.run(FutureTask.java:138)
>>   at
>> java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:885)
>>   at
>> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:907)
>>   at java.lang.Thread.run(Thread.java:619)
>> Caused by: java.lang.IllegalArgumentException: null parent
>>   at org.apache.ode.utils.DOMUtils.findChildByName(DOMUtils.java:745)
>>   at org.apache.ode.utils.DOMUtils.findChildByName(DOMUtils.java:740)
>>   at
>> org.apache.ode.bpel.runtime.ScopeFrame.getPartData(ScopeFrame.java:275)
>>   at
>> org.apache.ode.bpel.runtime.ScopeFrame.fetchVariableData(ScopeFrame.java:215)
>>   at
>> org.apache.ode.bpel.runtime.ExprEvaluationContextImpl.readVariable(ExprEvaluationContextImpl.java:92)
>>   at
>> org.apache.ode.bpel.elang.xpath10.runtime.JaxenContexts.getVariableValue(JaxenContexts.java:173)
>>   at org.jaxen.ContextSupport.getVariableValue(ContextSupport.java:217)
>>   at org.jaxen.Context.getVariableValue(Context.java:178)
>>   at
>> org.jaxen.expr.DefaultVariableReferenceExpr.evaluate(DefaultVariableReferenceExpr.java:107)
>>   at org.jaxen.expr.DefaultPathExpr.evaluate(DefaultPathExpr.java:139)
>>   at org.jaxen.expr.DefaultXPathExpr.asList(DefaultXPathExpr.java:102)
>>   at org.jaxen.BaseXPath.selectNodesForContext(BaseXPath.java:680)
>>   at org.jaxen.BaseXPath.selectNodes(BaseXPath.java:219)
>>   at
>> org.apache.ode.bpel.elang.xpath10.runtime.XPath10ExpressionRuntime.evaluate(XPath10ExpressionRuntime.java:103)
>>   at
>> org.apache.ode.bpel.runtime.ExpressionLanguageRuntimeRegistry.evaluate(ExpressionLanguageRuntimeRegistry.java:80)
>>   at org.apache.ode.bpel.runtime.ASSIGN.evalRValue(ASSIGN.java:196)
>>   at org.apache.ode.bpel.runtime.ASSIGN.copy(ASSIGN.java:348)
>>   at org.apache.ode.bpel.runtime.ASSIGN.run(ASSIGN.java:81)
>>   at sun.reflect.GeneratedMethodAccessor76.invoke(Unknown Source)
>>   at
>> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
>>   at java.lang.reflect.Method.invoke(Method.java:597)
>>   at
>> org.apache.ode.jacob.vpu.JacobVPU$JacobThreadImpl.run(JacobVPU.java:451)
>>   ... 15 more
>>
>>
>> *For more clues please refer to attachment that includes servicemix.log
>> file (DEBUG mode) and my test ServiceUnit (with WSDL and BPEL files).
>> (logs are starting when I'm sending SOAP message with test123 value by HTTP
>> BC component)
>>
>> Have you got any ideas? Any help is appreciated.
>>
>> Thanks and best regards,
>>
>> Darek
>> *
>>
>>    
>
>  
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