ConcurrencyPractitioner removed a comment on issue #3450: Adding configuration to disable auto-topic creation URL: https://github.com/apache/pulsar/pull/3450#issuecomment-462093817 Ok, I took a look at the test failure and here is what I found: ``` 23:58:11.398 [same-thread-executor-SameThreadOrderedSafeExecutor-0-0:org.apache.bookkeeper.mledger.impl.ManagedLedgerImpl@272] INFO org.apache.bookkeeper.mledger.impl.ManagedLedgerImpl - Opening managed ledger prop/usw/my-ns/persistent/cocurrentLoadingTopic0cbab077-f4c8-47fc-a42a-66eb7190fbf3 00:24:37.157 [bookkeeper-ml-workers-OrderedExecutor-0-0:org.apache.pulsar.broker.service.BrokerService$3@682] INFO org.apache.pulsar.broker.service.BrokerService - openLedgerFailed org.apache.bookkeeper.mledger.ManagedLedgerException$ManagedLedgerNotFoundException: org.apache.bookkeeper.mledger.ManagedLedgerException$MetadataNotFoundException: org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode Caused by: org.apache.bookkeeper.mledger.ManagedLedgerException$MetadataNotFoundException: org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode Caused by: org.apache.zookeeper.KeeperException$NoNodeException: KeeperErrorCode = NoNode at org.apache.zookeeper.KeeperException.create(KeeperException.java:114) ~[zookeeper-3.4.13.jar:3.4.13-2d71af4dbe22557fda74f9a9b4309b15a7487f03] at org.apache.bookkeeper.mledger.impl.MetaStoreImplZookeeper.lambda$null$1(MetaStoreImplZookeeper.java:164) ~[managed-ledger-original-2.3.0-SNAPSHOT.jar:2.3.0-SNAPSHOT] at org.apache.bookkeeper.mledger.util.SafeRun$1.safeRun(SafeRun.java:32) [managed-ledger-original-2.3.0-SNAPSHOT.jar:2.3.0-SNAPSHOT] at org.apache.bookkeeper.common.util.SafeRunnable.run(SafeRunnable.java:36) [bookkeeper-common-4.7.3.jar:4.7.3] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_201] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_201] at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30) [netty-all-4.1.22.Final.jar:4.1.22.Final] 23:58:11.398 [bookkeeper-ml-workers-OrderedExecutor-1-0:org.apache.pulsar.broker.service.ServerCnx@896] ERROR org.apache.pulsar.broker.service.ServerCnx - [/127.0.0.1:45824] Failed to create topic persistent://prop/usw/my-ns/cocurrentLoadingTopic0cbab077-f4c8-47fc-a42a-66eb7190fbf3 java.util.concurrent.CompletionException: java.util.NoSuchElementException: No value present at java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:273) ~[?:1.8.0_201] at java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:280) ~[?:1.8.0_201] at java.util.concurrent.CompletableFuture.uniApply(CompletableFuture.java:604) ~[?:1.8.0_201] at java.util.concurrent.CompletableFuture$UniApply.tryFire(CompletableFuture.java:577) ~[?:1.8.0_201] at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:474) ~[?:1.8.0_201] at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1962) ~[?:1.8.0_201] at org.apache.pulsar.broker.service.BrokerService$3.openLedgerFailed(BrokerService.java:684) ~[classes/:?] at org.apache.bookkeeper.mledger.impl.ManagedLedgerFactoryImpl.lambda$asyncOpen$5(ManagedLedgerFactoryImpl.java:254) ~[managed-ledger-original-2.3.0-SNAPSHOT.jar:2.3.0-SNAPSHOT] ``` It would be great if I could get some pointers on why this happens. @sijie On another note, the test that I added for PersistentTopicsBase works.
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