lifepuzzlefun opened a new issue, #20904: URL: https://github.com/apache/pulsar/issues/20904
### Search before asking - [X] I searched in the [issues](https://github.com/apache/pulsar/issues) and found nothing similar. ### Version 3.0.0 ### Minimal reproduce step 1. enable brokerDeduplication in broker.conf 2. set namespace policies to disable messageDeduplication. 3. write some message and trigger snapshot. ### What did you expect to see? nothing else happen. ### What did you see instead? 2023-07-30T17:40:59,413+0800 [deduplication-snapshot-monitor-OrderedScheduler-0-0] WARN org.apache.bookkeeper.common.util.SingleThreadSafeScheduledExecutorService - Unexpected throwable from task class com.google.common.util.concurrent.MoreExecutors$ScheduledListeningDecorator$NeverSuccessfulListenableFutureTask: Cannot invoke "org.apache.bookkeeper.mledger.ManagedCursor.getMarkDeletedPosition()" because "this.managedCursor" is null java.lang.NullPointerException: Cannot invoke "org.apache.bookkeeper.mledger.ManagedCursor.getMarkDeletedPosition()" because "this.managedCursor" is null at org.apache.pulsar.broker.service.persistent.MessageDeduplication.takeSnapshot(MessageDeduplication.java:495) ~[org.apache.pulsar-pulsar-broker-3.0.0.jar:3.0.0] at org.apache.pulsar.broker.service.persistent.PersistentTopic.checkDeduplicationSnapshot(PersistentTopic.java:2764) ~[org.apache.pulsar-pulsar-broker-3.0.0.jar:3.0.0] at java.util.Optional.ifPresent(Optional.java:178) ~[?:?] at org.apache.pulsar.broker.service.BrokerService.lambda$forEachTopic$83(BrokerService.java:2091) ~[org.apache.pulsar-pulsar-broker-3.0.0.jar:3.0.0] at org.apache.pulsar.common.util.collections.ConcurrentOpenHashMap$Section.forEach(ConcurrentOpenHashMap.java:554) ~[org.apache.pulsar-pulsar-common-3.0.0.jar:3.0.0] at org.apache.pulsar.common.util.collections.ConcurrentOpenHashMap.forEach(ConcurrentOpenHashMap.java:277) ~[org.apache.pulsar-pulsar-common-3.0.0.jar:3.0.0] at org.apache.pulsar.broker.service.BrokerService.forEachTopic(BrokerService.java:2089) ~[org.apache.pulsar-pulsar-broker-3.0.0.jar:3.0.0] at org.apache.pulsar.broker.service.BrokerService.lambda$startDeduplicationSnapshotMonitor$8(BrokerService.java:585) ~[org.apache.pulsar-pulsar-broker-3.0.0.jar:3.0.0] at com.google.common.util.concurrent.MoreExecutors$ScheduledListeningDecorator$NeverSuccessfulListenableFutureTask.run(MoreExecutors.java:718) ~[com.google.guava-guava-31.0.1-jre.jar:?] at org.apache.bookkeeper.common.util.SingleThreadSafeScheduledExecutorService$SafeRunnable.run(SingleThreadSafeScheduledExecutorService.java:46) ~[org.apache.bookkeeper-bookkeeper-common-4.16.1.jar:4.16.1] at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:539) ~[?:?] at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:305) ~[?:?] at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:305) ~[?:?] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136) ~[?:?] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:635) ~[?:?] at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) ~[io.netty-netty-common-4.1.89.Final.jar:4.1.89.Final] at java.lang.Thread.run(Thread.java:833) ~[?:?] ### Anything else? _No response_ ### Are you willing to submit a PR? - [X] I'm willing to submit a PR! -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
