On Thu, Sep 24, 2009 at 6:50 PM, penguinone wrote: > > > We set up our active MQ to fail over (failover://(host1:61616,host2:61616)). > > I'm getting these fairly frequently, and I've only seen them related to > memory in other people's posts. Unlikely to be this case as I'm operating in > a low volume test environment. Any leads as to what else might be the > problem? > > WARN  Service                        - Async error occurred: > javax.jms.JMSException: Unmatched acknowledege: MessageAck {commandId = 71, > responseRequired = false, ackType = 2, consumerId = > ID:domU-12-31-38-01-89-01-48240-1253838130518-0:55:1:1, firstMessageId = > null, lastMessageId = > ID:domU-12-31-38-01-89-01-48240-1253838130518-0:68:1:1:1, destination = > queue://queue.MOBLAH, transactionId = > TX:ID:domU-12-31-38-01-89-01-48240-1253838130518-0:55:22, messageCount = 3}; > Could not find Message-ID > ID:domU-12-31-38-01-89-01-48240-1253838130518-0:68:1:1:1 in dispatched-list > (end of ack) > javax.jms.JMSException: Unmatched acknowledege: MessageAck {commandId = 71, > responseRequired = false, ackType = 2, consumerId = > ID:domU-12-31-38-01-89-01-48240-1253838130518-0:55:1:1, firstMessageId = > null, lastMessageId = > ID:domU-12-31-38-01-89-01-48240-1253838130518-0:68:1:1:1, destination = > queue://queue.MOBLAH, transactionId = > TX:ID:domU-12-31-38-01-89-01-48240-1253838130518-0:55:22, messageCount = 3}; > Could not find Message-ID > ID:domU-12-31-38-01-89-01-48240-1253838130518-0:68:1:1:1 in dispatched-list > (end of ack) >        at > org.apache.activemq.broker.region.PrefetchSubscription.assertAckMatchesDispatched(PrefetchSubscription.java:444) >        at > org.apache.activemq.broker.region.PrefetchSubscription.acknowledge(PrefetchSubscription.java:208) >        at > org.apache.activemq.broker.region.AbstractRegion.acknowledge(AbstractRegion.java:377) Hmm, I'm not sure what this would be yet. What acknowledgement mode are you using? Are you seeing any redelivery of messages? Bruce -- perl -e 'print unpack("u30","D0G)U8V4\@4VYY9&5R\"F)R=6-E+G-N>61E