Jason Kania created FLINK-27611: ----------------------------------- Summary: ConcurrentModificationException during Flink-Pulsar checkpoint notification Key: FLINK-27611 URL: https://issues.apache.org/jira/browse/FLINK-27611 Project: Flink Issue Type: Improvement Affects Versions: 1.15.0 Reporter: Jason Kania
When attempting to run a job that was working in 1.12.7, but upgraded to 1.15.0, the following exception is occurring outside of the control of my own code: java.util.ConcurrentModificationException at java.base/java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1208) at java.base/java.util.TreeMap$EntryIterator.next(TreeMap.java:1244) at java.base/java.util.TreeMap$EntryIterator.next(TreeMap.java:1239) at org.apache.flink.connector.pulsar.source.reader.source.PulsarUnorderedSourceReader.notifyCheckpointComplete(PulsarUnorderedSourceReader.java:129) at org.apache.flink.streaming.api.operators.SourceOperator.notifyCheckpointComplete(SourceOperator.java:511) at org.apache.flink.streaming.runtime.tasks.StreamOperatorWrapper.notifyCheckpointComplete(StreamOperatorWrapper.java:104) at org.apache.flink.streaming.runtime.tasks.RegularOperatorChain.notifyCheckpointComplete(RegularOperatorChain.java:145) at org.apache.flink.streaming.runtime.tasks.SubtaskCheckpointCoordinatorImpl.notifyCheckpoint(SubtaskCheckpointCoordinatorImpl.java:409) at org.apache.flink.streaming.runtime.tasks.SubtaskCheckpointCoordinatorImpl.notifyCheckpointComplete(SubtaskCheckpointCoordinatorImpl.java:343) at org.apache.flink.streaming.runtime.tasks.StreamTask.notifyCheckpointComplete(StreamTask.java:1384) at org.apache.flink.streaming.runtime.tasks.StreamTask.lambda$notifyCheckpointCompleteAsync$14(StreamTask.java:1325) at org.apache.flink.streaming.runtime.tasks.StreamTask.lambda$notifyCheckpointOperation$17(StreamTask.java:1364) at org.apache.flink.streaming.runtime.tasks.StreamTaskActionExecutor$1.runThrowing(StreamTaskActionExecutor.java:50) at org.apache.flink.streaming.runtime.tasks.mailbox.Mail.run(Mail.java:90) at org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.processMailsWhenDefaultActionUnavailable(MailboxProcessor.java:338) at org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.processMail(MailboxProcessor.java:324) at org.apache.flink.streaming.runtime.tasks.mailbox.MailboxProcessor.runMailboxLoop(MailboxProcessor.java:201) at org.apache.flink.streaming.runtime.tasks.StreamTask.runMailboxLoop(StreamTask.java:804) at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:753) at org.apache.flink.runtime.taskmanager.Task.runWithSystemExitMonitoring(Task.java:948) at org.apache.flink.runtime.taskmanager.Task.restoreAndInvoke(Task.java:927) at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:741) at org.apache.flink.runtime.taskmanager.Task.run(Task.java:563) at java.base/java.lang.Thread.run(Thread.java:829) -- This message was sent by Atlassian Jira (v8.20.7#820007)