java.util.ConcurrentModificationException

There are no available Samebug tips for this exception. Do you have an idea how to solve this issue? A short tip would help users who saw this issue last week.

  • GitHub comment 64#227056694
    via GitHub by Kurre
    ,
  • ConcurrentException :v
    via GitHub by alekso56
    ,
  • GitHub comment 896#241220398
    via GitHub by alekso56
    ,
  • ESH Scheduler: CME
    via GitHub by maggu2810
    ,
  • GitHub comment 291#246101687
    via GitHub by maxid
    ,
  • GitHub comment 208#246920423
    via GitHub by kjayashankar
    ,
    • java.util.ConcurrentModificationException at java.util.HashMap$HashIterator.nextNode(HashMap.java:1437) at java.util.HashMap$KeyIterator.next(HashMap.java:1461) at com.google.protobuf.AbstractMessageLite$Builder.checkForNullValues(AbstractMessageLite.java:379) at com.google.protobuf.AbstractMessageLite$Builder.addAll(AbstractMessageLite.java:366) at com.google.pubsub.v1.AcknowledgeRequest$Builder.addAllAckIds(AcknowledgeRequest.java:621) at com.google.pubsub.kafka.source.CloudPubSubSourceTask.ackMessages(CloudPubSubSourceTask.java:202) at com.google.pubsub.kafka.source.CloudPubSubSourceTask.poll(CloudPubSubSourceTask.java:108) at org.apache.kafka.connect.runtime.WorkerSourceTask.execute(WorkerSourceTask.java:162) at org.apache.kafka.connect.runtime.WorkerTask.doRun(WorkerTask.java:139) at org.apache.kafka.connect.runtime.WorkerTask.run(WorkerTask.java:182) at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) at java.util.concurrent.FutureTask.run(FutureTask.java:266) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) at java.lang.Thread.run(Thread.java:748)

    Users with the same issue

    bpbhat77
    2 times, last one,
    Unknown visitor1 times, last one,
    Unknown visitor1 times, last one,
    iridic
    2 times, last one,
    franky li
    1 times, last one,
    19 more bugmates