Brandon Rhys DeVries created NIFI-7347:
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Summary: NPE in MergeRecord
Key: NIFI-7347
URL: https://issues.apache.org/jira/browse/NIFI-7347
Project: Apache NiFi
Issue Type: Bug
Affects Versions: 1.9.0
Reporter: Brandon Rhys DeVries
Got an NPE in MergeRecord. Even after a restart, the processor won't resume
processing data. Even copies of the processor won't process data.
Configuration:
{code:java}
Record Reader: JsonTreeReader
Record Writer: AvroRecordSetWriter
Merge Strategy: Bin-Packing Algorithm
Correlation Attribute Name: No value set
Attribute Strategy: Keep Only Common Attributes
Minimum Number of Records: 10000
Maximum Number of Records: 20000
Minimum Bin Size: 0 B
Maximum Bin Size: No value set
Max Bin Age: 10 sec
Maximum Number of Bins: 10 {code}
Stack Trace:
{code}
MergeRecord[id=ef343265-5156-1564-92fa-8f74649fb548] Failed to merge FlowFiles
to create new bin due to java.lang.NullPointerException:
java.lang.NullPointerException
java.lang.NullPointerException: null
at
org.apache.nifi.processors.standard.merge.RecordBin.complete(RecordBin.java:340)
at
org.apache.nifi.processors.standard.merge.RecordBinManager.handleCompletedBins(RecordBinManager.java:272)
at
org.apache.nifi.processors.standard.merge.RecordBinManager.completeExpiredBins(RecordBinManager.java:238)
at
org.apache.nifi.processors.standard.MergeRecord.onTrigger(MergeRecord.java:350)
at
org.apache.nifi.controller.StandardProcessorNode.onTrigger(StandardProcessorNode.java:1161)
at
org.apache.nifi.controller.tasks.ConnectableTask.invoke(ConnectableTask.java:213)
at
org.apache.nifi.controller.scheduling.TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:117)
at org.apache.nifi.engine.FlowEngine$2.run(FlowEngine.java:110)
at
java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180)
at
java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
at java.lang.Thread.run(Thread.java:748)
{code}
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