Conrad, Thanks for reporting this. I wonder if this is also related to:
https://issues.apache.org/jira/browse/NIFI-2015 Seems like there is some case where the UUID is ending up as null. -Bryan On Wed, Nov 9, 2016 at 11:57 AM, Conrad Crampton < conrad.cramp...@secdata.com> wrote: > Hi, > > I saw this error after I upgraded to 1.0.0 but thought it was maybe due to > the issues I had with that upgrade (entirely my fault it turns out!), but I > have seen it a number of times since so I turned debugging on to get a > better stacktrace. Relevant log section as below. > > Nothing out of the ordinary, and I never saw this in v0.6.1 or below. > > I would have raised a Jira issue, but after logging in to Jira it only let > me create a service desk request (which didn’t sound right). > > Regards > > Conrad > > > > 2016-11-09 16:43:46,413 DEBUG [Timer-Driven Process Thread-5] > o.a.n.processors.standard.MergeContent > MergeContent[id=12c0bec7-68b7-3b60-a020-afcc7b4599e7] > has chosen to yield its resources; will not be scheduled to run again for > 1000 milliseconds > > 2016-11-09 16:43:46,414 DEBUG [Timer-Driven Process Thread-5] > o.a.n.processors.standard.MergeContent > MergeContent[id=8db3bb68-0354-3116-96c5-dc80854ef116] > Binned 42 FlowFiles > > 2016-11-09 16:43:46,418 INFO [Timer-Driven Process Thread-5] > o.a.n.processors.standard.MergeContent > MergeContent[id=8db3bb68-0354-3116-96c5-dc80854ef116] > Merged [StandardFlowFileRecord[uuid=5e846136-0a7a-46fb-be96- > 8200d5cdd33d,claim=StandardContentClaim [resourceClaim= > StandardResourceClaim[id=1475059643340-275849, container=default, > section=393], offset=567158, > length=2337],offset=0,name=17453303363322987,size=2337], > StandardFlowFileRecord[uuid=a5f4bd55-82e3-40cb-9fa9-86b9e6816f67,claim=StandardContentClaim > [resourceClaim=StandardResourceClaim[id=1475059643340-275849, > container=default, section=393], offset=573643, > length=2279],offset=0,name=17453303351196175,size=2279], > StandardFlowFileRecord[uuid=c1ca745b-660a-49cd-82e5-fa8b9a2f4165,claim=StandardContentClaim > [resourceClaim=StandardResourceClaim[id=1475059643340-275849, > container=default, section=393], offset=583957, > length=2223],offset=0,name=17453303531879367,size=2223], > StandardFlowFileRecord[uuid=<null>,claim=StandardContentClaim > [resourceClaim=StandardResourceClaim[id=1475059643340-275849, > container=default, section=393], offset=595617, > length=2356],offset=0,name=<null>,size=2356], > StandardFlowFileRecord[uuid=<null>,claim=StandardContentClaim > [resourceClaim=StandardResourceClaim[id=1475059643340-275849, > container=default, section=393], offset=705637, > length=2317],offset=0,name=<null>,size=2317], > StandardFlowFileRecord[uuid=<null>,claim=StandardContentClaim > [resourceClaim=StandardResourceClaim[id=1475059643340-275849, > container=default, section=393], offset=725376, > length=2333],offset=0,name=<null>,size=2333], > StandardFlowFileRecord[uuid=<null>,claim=StandardContentClaim > [resourceClaim=StandardResourceClaim[id=1475059643340-275849, > container=default, section=393], offset=728703, > length=2377],offset=0,name=<null>,size=2377]] > into StandardFlowFileRecord[uuid=1ef3e5a0-f8db-49eb-935d- > ed3c991fd631,claim=StandardContentClaim [resourceClaim= > StandardResourceClaim[id=1478709819819-416, container=default, > section=416], offset=982498, length=4576],offset=0,name= > 3649103647775837,size=4576] > > 2016-11-09 16:43:46,418 ERROR [Timer-Driven Process Thread-5] > o.a.n.processors.standard.MergeContent > MergeContent[id=8db3bb68-0354-3116-96c5-dc80854ef116] > MergeContent[id=8db3bb68-0354-3116-96c5-dc80854ef116] failed to process > session due to java.lang.NullPointerException: > java.lang.NullPointerException > > 2016-11-09 16:43:46,422 ERROR [Timer-Driven Process Thread-5] > o.a.n.processors.standard.MergeContent > > java.lang.NullPointerException: null > > at > org.apache.nifi.stream.io.DataOutputStream.writeUTF(DataOutputStream.java:300) > ~[nifi-utils-1.0.0.jar:1.0.0] > > at > org.apache.nifi.stream.io.DataOutputStream.writeUTF(DataOutputStream.java:281) > ~[nifi-utils-1.0.0.jar:1.0.0] > > at > org.apache.nifi.provenance.StandardRecordWriter.writeUUID(StandardRecordWriter.java:257) > ~[na:na] > > at > org.apache.nifi.provenance.StandardRecordWriter.writeUUIDs(StandardRecordWriter.java:266) > ~[na:na] > > at > org.apache.nifi.provenance.StandardRecordWriter.writeRecord(StandardRecordWriter.java:232) > ~[na:na] > > at org.apache.nifi.provenance.PersistentProvenanceRepository > .persistRecord(PersistentProvenanceRepository.java:766) ~[na:na] > > at org.apache.nifi.provenance.PersistentProvenanceRepository > .registerEvents(PersistentProvenanceRepository.java:432) ~[na:na] > > at org.apache.nifi.controller.repository.StandardProcessSession. > updateProvenanceRepo(StandardProcessSession.java:713) > ~[nifi-framework-core-1.0.0.jar:1.0.0] > > at org.apache.nifi.controller.repository. > StandardProcessSession.commit(StandardProcessSession.java:311) > ~[nifi-framework-core-1.0.0.jar:1.0.0] > > at org.apache.nifi.controller.repository. > StandardProcessSession.commit(StandardProcessSession.java:299) > ~[nifi-framework-core-1.0.0.jar:1.0.0] > > at > org.apache.nifi.processor.util.bin.BinFiles.processBins(BinFiles.java:256) > ~[nifi-processor-utils-1.0.0.jar:1.0.0] > > at > org.apache.nifi.processor.util.bin.BinFiles.onTrigger(BinFiles.java:190) > ~[nifi-processor-utils-1.0.0.jar:1.0.0] > > at org.apache.nifi.controller.StandardProcessorNode.onTrigger( > StandardProcessorNode.java:1064) ~[nifi-framework-core-1.0.0.jar:1.0.0] > > at org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask. > call(ContinuallyRunProcessorTask.java:136) [nifi-framework-core-1.0.0. > jar:1.0.0] > > at org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask. > call(ContinuallyRunProcessorTask.java:47) [nifi-framework-core-1.0.0. > jar:1.0.0] > > at org.apache.nifi.controller.scheduling. > TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:132) > [nifi-framework-core-1.0.0.jar:1.0.0] > > at > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) > [na:1.8.0_51] > > at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) > [na:1.8.0_51] > > at java.util.concurrent.ScheduledThreadPoolExecutor$ > ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) > [na:1.8.0_51] > > at java.util.concurrent.ScheduledThreadPoolExecutor$ > ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) > [na:1.8.0_51] > > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > [na:1.8.0_51] > > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > [na:1.8.0_51] > > at java.lang.Thread.run(Thread.java:745) [na:1.8.0_51] > > 2016-11-09 16:43:46,422 WARN [Timer-Driven Process Thread-5] > o.a.n.processors.standard.MergeContent > MergeContent[id=8db3bb68-0354-3116-96c5-dc80854ef116] > Processor Administratively Yielded for 1 sec due to processing failure > > 2016-11-09 16:43:46,422 WARN [Timer-Driven Process Thread-5] > o.a.n.c.t.ContinuallyRunProcessorTask > Administratively Yielding > MergeContent[id=8db3bb68-0354-3116-96c5-dc80854ef116] > due to uncaught Exception: java.lang.NullPointerException > > 2016-11-09 16:43:46,423 WARN [Timer-Driven Process Thread-5] o.a.n.c.t. > ContinuallyRunProcessorTask > > java.lang.NullPointerException: null > > at > org.apache.nifi.stream.io.DataOutputStream.writeUTF(DataOutputStream.java:300) > ~[nifi-utils-1.0.0.jar:1.0.0] > > at > org.apache.nifi.stream.io.DataOutputStream.writeUTF(DataOutputStream.java:281) > ~[nifi-utils-1.0.0.jar:1.0.0] > > at > org.apache.nifi.provenance.StandardRecordWriter.writeUUID(StandardRecordWriter.java:257) > ~[na:na] > > at > org.apache.nifi.provenance.StandardRecordWriter.writeUUIDs(StandardRecordWriter.java:266) > ~[na:na] > > at > org.apache.nifi.provenance.StandardRecordWriter.writeRecord(StandardRecordWriter.java:232) > ~[na:na] > > at org.apache.nifi.provenance.PersistentProvenanceRepository > .persistRecord(PersistentProvenanceRepository.java:766) ~[na:na] > > at org.apache.nifi.provenance.PersistentProvenanceRepository > .registerEvents(PersistentProvenanceRepository.java:432) ~[na:na] > > at org.apache.nifi.controller.repository.StandardProcessSession. > updateProvenanceRepo(StandardProcessSession.java:713) > ~[nifi-framework-core-1.0.0.jar:1.0.0] > > at org.apache.nifi.controller.repository. > StandardProcessSession.commit(StandardProcessSession.java:311) > ~[nifi-framework-core-1.0.0.jar:1.0.0] > > at org.apache.nifi.controller.repository. > StandardProcessSession.commit(StandardProcessSession.java:299) > ~[nifi-framework-core-1.0.0.jar:1.0.0] > > at > org.apache.nifi.processor.util.bin.BinFiles.processBins(BinFiles.java:256) > ~[nifi-processor-utils-1.0.0.jar:1.0.0] > > at > org.apache.nifi.processor.util.bin.BinFiles.onTrigger(BinFiles.java:190) > ~[nifi-processor-utils-1.0.0.jar:1.0.0] > > at org.apache.nifi.controller.StandardProcessorNode.onTrigger( > StandardProcessorNode.java:1064) ~[nifi-framework-core-1.0.0.jar:1.0.0] > > at org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask. > call(ContinuallyRunProcessorTask.java:136) [nifi-framework-core-1.0.0. > jar:1.0.0] > > at org.apache.nifi.controller.tasks.ContinuallyRunProcessorTask. > call(ContinuallyRunProcessorTask.java:47) [nifi-framework-core-1.0.0. > jar:1.0.0] > > at org.apache.nifi.controller.scheduling. > TimerDrivenSchedulingAgent$1.run(TimerDrivenSchedulingAgent.java:132) > [nifi-framework-core-1.0.0.jar:1.0.0] > > at > java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) > [na:1.8.0_51] > > at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) > [na:1.8.0_51] > > at java.util.concurrent.ScheduledThreadPoolExecutor$ > ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) > [na:1.8.0_51] > > at java.util.concurrent.ScheduledThreadPoolExecutor$ > ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) > [na:1.8.0_51] > > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) > [na:1.8.0_51] > > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) > [na:1.8.0_51] > > at java.lang.Thread.run(Thread.java:745) [na:1.8.0_51] > > > SecureData, combating cyber threats > > ------------------------------ > > The information contained in 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