JDeveloper hangs while creating a Human Task - Getting Thread Dump Exception (Doc ID 2014615.1)

Last updated on SEPTEMBER 09, 2022

Applies to:

Symptoms

JDeveloper hangs when creating a Human Task:

Thread Dump
-------------------------------------------------------------------------------


"Thread-65" id=238 WAITING on java.util.concurrent.locks.ReentrantReadWriteLock$NonfairSync@62b2dfbc owned by "Thread-56" id=202
                at sun.misc.Unsafe.park(Native Method)
                -  waiting on java.util.concurrent.locks.ReentrantReadWriteLock$NonfairSync@62b2dfbc
                at java.util.concurrent.locks.LockSupport.park(LockSupport.java:186)
                at java.util.concurrent.locks.AbstractQueuedSynchronizer.parkAndCheckInterrupt(AbstractQueuedSynchronizer.java:834)
                at java.util.concurrent.locks.AbstractQueuedSynchronizer.doAcquireShared(AbstractQueuedSynchronizer.java:964)
                at java.util.concurrent.locks.AbstractQueuedSynchronizer.acquireShared(AbstractQueuedSynchronizer.java:1282)
                at java.util.concurrent.locks.ReentrantReadWriteLock$ReadLock.lock(ReentrantReadWriteLock.java:731)
                at oracle.javatools.buffer.JdkReadWriteLockImplementation.lock(JdkReadWriteLockImplementation.java:202)
                at oracle.javatools.buffer.JdkReadWriteLockImplementation.readLock(JdkReadWriteLockImplementation.java:94)
                at oracle.javatools.buffer.ReadWriteLock.readLock(ReadWriteLock.java:192)
                at oracle.ide.model.Node.readLock(Node.java:265)
                at oracle.ide.model.TextNode.acquireTextBufferOrThrow(TextNode.java:809)
                at oracle.bali.xml.addin.XMLSourceNode._getXmlContext(XMLSourceNode.java:1687)
                at oracle.bali.xml.addin.XMLSourceNode.getXmlContext(XMLSourceNode.java:192)
                at oracle.adf.share.dt.config.ADFConfigNode.getXmlContext(ADFConfigNode.java:224)
                at oracle.adf.share.dt.config.ADFConfigFactory.createADFConfigNode(ADFConfigFactory.java:169)
                at oracle.adf.share.dt.AppConnContext.createOrUpdateADFConfigFile(AppConnContext.java:469)
                at oracle.tip.tools.ide.soamds.adapter.AdfConfigManager.init(AdfConfigManager.java:142)
                at oracle.tip.tools.ide.soamds.adapter.AdfConfigManager.addMDSNamespace(AdfConfigManager.java:258)
                at oracle.tip.tools.ide.soamds.adapter.MDSHelper.createSOASharedMDSEntry(MDSHelper.java:125)
                at oracle.tip.tools.ide.workflow.util.CreateWorkflowCommand.doIt(CreateWorkflowCommand.java:74)
                at oracle.bpm.fusion.soa.humantask.HumanTaskUtils.createHumanTask(HumanTaskUtils.java:155)
                at oracle.bpm.fusion.soa.humantask.HumanTaskUtils.access$100(HumanTaskUtils.java:69)
                at oracle.bpm.fusion.soa.humantask.HumanTaskUtils$1.run(HumanTaskUtils.java:100)
                at oracle.bpm.io.fs.VFileSystem.runWithEventsDelayed(VFileSystem.java:160)
                at oracle.bpm.fusion.soa.humantask.HumanTaskUtils.createHumanTask(HumanTaskUtils.java:85)
                at oracle.bpm.fusion.soa.humantask.HumanTaskDialog$1.run(HumanTaskDialog.java:80)
                at java.lang.Thread.run(Thread.java:745)

                Locked synchronizers:
                - java.util.concurrent.locks.ReentrantLock$NonfairSync@14718e3

Cause

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