NullPointerException on oracle.bpel.services.datacontrol.XMLHandler.createDummyCollections when Opening a Task Form (Doc ID 1910071.1)

Last updated on FEBRUARY 02, 2016

Applies to:

Oracle Business Process Management Suite - Version 11.1.1.7.0 and later
Information in this document applies to any platform.

Symptoms

When opening a task form you get a popup which says: DCA-29000: Unexpected exception caught: java.lang.NullPointerException, msg=null

When checking the logs you see the following exception which appears to cause the issue:

[2014-05-03T05:45:38.933-05:00] [AdminServer] [ERROR] [] [oracle.adf.model.adapter] [tid: [ACTIVE].ExecuteThread: '0' for queue: 'weblogic.kernel.Default (self-tuning)'] [userId: weblogic] [ecid: 11d1def534ea1be0:3a4d2734:145c1a9087d:-8000-0000000000000466,0] [APP: appname] Exception invoking method from XML data control. Cause:oracle.adf.model.adapter.AdapterException: DCA-29000: Unexpected exception caught: java.lang.NullPointerException, msg=null[[
oracle.adf.model.adapter.AdapterException: DCA-29000: Unexpected exception caught: java.lang.NullPointerException, msg=null
at oracle.bpel.services.datacontrol.XMLHandler.getResult(XMLHandler.java:305)
at oracle.bpel.services.datacontrol.XSDDataControl.invokeWorkflowOperation(XSDDataControl.java:368)
at oracle.bpel.services.datacontrol.XSDDataControl.invokeOperation(XSDDataControl.java:459)
at oracle.adf.model.bean.DCBeanDataControl.invokeMethod(DCBeanDataControl.java:436)
at oracle.adf.model.binding.DCInvokeMethod.callMethod(DCInvokeMethod.java:261)
at oracle.jbo.uicli.binding.JUCtrlActionBinding.doIt(JUCtrlActionBinding.java:1635)
at oracle.adf.model.binding.DCDataControl.invokeOperation(DCDataControl.java:2150)
at oracle.adf.model.bean.DCBeanDataControl.invokeOperation(DCBeanDataControl.java:473)
at oracle.adf.model.adapter.AdapterDCService.invokeOperation(AdapterDCService.java:314)
...
Caused by: java.lang.NullPointerException
at oracle.bpel.services.datacontrol.XMLHandler.createDummyCollections(XMLHandler.java:452)
at oracle.bpel.services.datacontrol.XMLHandler.parseXML(XMLHandler.java:399)
at oracle.bpel.services.datacontrol.XMLHandler.processNode(XMLHandler.java:591)
at oracle.bpel.services.datacontrol.XMLHandler.parseXML(XMLHandler.java:421)
at oracle.bpel.services.datacontrol.XMLHandler.processNode(XMLHandler.java:591)
at oracle.bpel.services.datacontrol.XMLHandler.parseXML(XMLHandler.java:421)
at oracle.bpel.services.datacontrol.XMLHandler.getResult(XMLHandler.java:297)
... 161 more

 

Cause

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