*java.lang.NullPointerException* here.
Attaching the complete stack trace:
[20150121 03:35:33.852 EST (ActiveMQ Durable Subscriber Cleanup Timer)
org.apache.activemq.broker.region.TopicRegion#doCleanup 102 ERROR] - Failed
to remove inactive durable subscriber
*java.lang.NullPointerException
* at
org.apache.activemq.store.kahadb.disk.index.BTreeIndex.loadNode(BTreeIndex.java:264)
at
org.apache.activemq.store.kahadb.disk.index.BTreeIndex.getRoot(BTreeIndex.java:174)
at
org.apache.activemq.store.kahadb.disk.index.BTreeIndex.clear(BTreeIndex.java:202)
at
org.apache.activemq.store.kahadb.MessageDatabase$MessageOrderIndex.remove(MessageDatabase.java:2834)
at
org.apache.activemq.store.kahadb.MessageDatabase$MessageOrderIndex.clear(MessageDatabase.java:2826)
at
org.apache.activemq.store.kahadb.MessageDatabase.updateIndex(MessageDatabase.java:1471)
at
org.apache.activemq.store.kahadb.MessageDatabase$15.execute(MessageDatabase.java:1204)
at
org.apache.activemq.store.kahadb.disk.page.Transaction.execute(Transaction.java:779)
at
org.apache.activemq.store.kahadb.MessageDatabase.process(MessageDatabase.java:1201)
at
org.apache.activemq.store.kahadb.MessageDatabase$10.visit(MessageDatabase.java:1104)
at
org.apache.activemq.store.kahadb.data.KahaSubscriptionCommand.visit(KahaSubscriptionCommand.java:187)
at
org.apache.activemq.store.kahadb.MessageDatabase.process(MessageDatabase.java:1071)
at
org.apache.activemq.store.kahadb.MessageDatabase.store(MessageDatabase.java:978)
at
org.apache.activemq.store.kahadb.MessageDatabase.store(MessageDatabase.java:958)
at
org.apache.activemq.store.kahadb.KahaDBStore$KahaDBTopicMessageStore.deleteSubscription(KahaDBStore.java:788)
at
org.apache.activemq.store.ProxyTopicMessageStore.deleteSubscription(ProxyTopicMessageStore.java:103)
at
org.apache.activemq.store.ProxyTopicMessageStore.deleteSubscription(ProxyTopicMessageStore.java:103)
at
org.apache.activemq.broker.region.Topic.deleteSubscription(Topic.java:201)
at
org.apache.activemq.broker.region.TopicRegion.removeSubscription(TopicRegion.java:199)
at
org.apache.activemq.broker.region.TopicRegion.doCleanup(TopicRegion.java:100)
at
org.apache.activemq.broker.region.TopicRegion$1.run(TopicRegion.java:70)
at java.util.TimerThread.mainLoop(Timer.java:555)
at java.util.TimerThread.run(Timer.java:505)
Please check this.
Thanks,
Anuj
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