NPE from JDV TempTableDataManager

Solution Unverified - Updated -

Issue

  • server.log entry similar to
ERROR [org.teiid.PROCESSOR] (Worker3_QueryProcessorQueue3) TEIID30019 Unexpected exception for request jB2mgFjBBv6i.0: java.lang.NullPointerException
    at org.teiid.query.tempdata.TempTableDataManager.handleSystemProcedures(TempTableDataManager.java:357) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.query.tempdata.TempTableDataManager.registerRequest(TempTableDataManager.java:195) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.query.tempdata.TempTableDataManager.registerRequest(TempTableDataManager.java:171) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.query.processor.relational.AccessNode.registerRequest(AccessNode.java:497) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.query.processor.relational.AccessNode.openInternal(AccessNode.java:265) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.query.processor.relational.AccessNode.open(AccessNode.java:168) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.query.processor.relational.RelationalNode.open(RelationalNode.java:254) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.query.processor.relational.RelationalPlan.open(RelationalPlan.java:136) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.query.processor.QueryProcessor.init(QueryProcessor.java:231) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.query.processor.QueryProcessor.nextBatchDirect(QueryProcessor.java:138) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.query.processor.QueryProcessor.nextBatch(QueryProcessor.java:114) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:164) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.query.processor.BatchCollector.collectTuples(BatchCollector.java:146) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.dqp.internal.process.RequestWorkItem.processMore(RequestWorkItem.java:472) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.dqp.internal.process.RequestWorkItem.process(RequestWorkItem.java:348) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.dqp.internal.process.AbstractWorkItem.run(AbstractWorkItem.java:51) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.dqp.internal.process.RequestWorkItem.run(RequestWorkItem.java:274) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.dqp.internal.process.DQPWorkContext.runInContext(DQPWorkContext.java:284) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.dqp.internal.process.ThreadReuseExecutor$RunnableWrapper.run(ThreadReuseExecutor.java:119) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at org.teiid.dqp.internal.process.ThreadReuseExecutor$3.run(ThreadReuseExecutor.java:210) [teiid-engine-8.12.12.6_4-redhat-64-2.jar:8.12.12.6_4-redhat-64-2]
    at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [rt.jar:1.8.0_161]
    at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [rt.jar:1.8.0_161]
    at java.lang.Thread.run(Thread.java:748) [rt.jar:1.8.0_161]

Environment

  • Red Hat JBoss Data Virtualization 6.4.0
  • At starting time receive an NPE just for the first pod, the others correctly load the materialised views.
  • loading materialized views

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