ConcurrentModificationException error generated on S3 connector task status

[emorneau]

I am in need of immediate help related to this issue of ours. We can't reduce lag on one Topic partition. Thanks in advance

java.util.ConcurrentModificationException\n\tat java.base/java.util.HashMap$HashIterator.nextNode(HashMap.java:1597)\n\tat java.base/java.util.HashMap$KeyIterator.next(HashMap.java:1620)\n\tat io.confluent.connect.s3.S3SinkTask.close(S3SinkTask.java:320)\n\tat org.apache.kafka.connect.runtime.WorkerSinkTask.commitOffsets(WorkerSinkTask.java:442)\n\tat org.apache.kafka.connect.runtime.WorkerSinkTask.closePartitions(WorkerSinkTask.java:666)\n\tat org.apache.kafka.connect.runtime.WorkerSinkTask.access$1600(WorkerSinkTask.java:75)\n\tat org.apache.kafka.connect.runtime.WorkerSinkTask$HandleRebalance.onPartitionsRemoved(WorkerSinkTask.java:780)\n\tat org.apache.kafka.connect.runtime.WorkerSinkTask$HandleRebalance.onPartitionsRevoked(WorkerSinkTask.java:761)\n\tat org.apache.kafka.clients.consumer.internals.ConsumerRebalanceListenerInvoker.invokePartitionsRevoked(ConsumerRebalanceListenerInvoker.java:89)\n\tat org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.onJoinComplete(ConsumerCoordinator.java:397)\n\tat org.apache.kafka.clients.consumer.internals.AbstractCoordinator.joinGroupIfNeeded(AbstractCoordinator.java:503)\n\tat org.apache.kafka.clients.consumer.internals.AbstractCoordinator.ensureActiveGroup(AbstractCoordinator.java:414)\n\tat org.apache.kafka.clients.consumer.internals.ConsumerCoordinator.poll(ConsumerCoordinator.java:506)\n\tat org.apache.kafka.clients.consumer.internals.LegacyKafkaConsumer.updateAssignmentMetadataIfNeeded(LegacyKafkaConsumer.java:651)\n\tat org.apache.kafka.clients.consumer.internals.LegacyKafkaConsumer.poll(LegacyKafkaConsumer.java:610)\n\tat org.apache.kafka.clients.consumer.internals.LegacyKafkaConsumer.poll(LegacyKafkaConsumer.java:590)\n\tat org.apache.kafka.clients.consumer.KafkaConsumer.poll(KafkaConsumer.java:874)\n\tat org.apache.kafka.connect.runtime.WorkerSinkTask.pollConsumer(WorkerSinkTask.java:493)\n\tat org.apache.kafka.connect.runtime.WorkerSinkTask.poll(WorkerSinkTask.java:345)\n\tat org.apache.kafka.connect.runtime.WorkerSinkTask.iteration(WorkerSinkTask.java:250)\n\tat org.apache.kafka.connect.runtime.WorkerSinkTask.execute(WorkerSinkTask.java:219)\n\tat org.apache.kafka.connect.runtime.WorkerTask.doRun(WorkerTask.java:204)\n\tat org.apache.kafka.connect.runtime.WorkerTask.run(WorkerTask.java:259)\n\tat org.apache.kafka.connect.runtime.isolation.Plugins.lambda$withClassLoader$1(Plugins.java:237)\n\tat java.base/java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539)\n\tat java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)\n\tat java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)\n\tat java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635)\n\tat java.base/java.lang.Thread.run(Thread.java:840)\n