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Rishi Dev commented on AMQ-1611: -------------------------------- Any update on this issue? We are facing similar problems with incubator-activemq-4.0 and will highly appreciate any help. Please refer AMQ-2977 > edu.emory.mathcs.backport.java.util.concurrent.ExecutionException: > java.io.IOException: Already started. > -------------------------------------------------------------------------------------------------------- > > Key: AMQ-1611 > URL: https://issues.apache.org/activemq/browse/AMQ-1611 > Project: ActiveMQ > Issue Type: Bug > Components: Connector > Reporter: Aakanksha Singh > Fix For: 5.3.0 > > > Hi..I m getting this msg in activemq.log after every 5 minutes..please > provide me the solution. > 2008-03-06 00:00:10,847 ERROR Failed to checkpoint a message store: > edu.emory.mathcs.backport.java.util.concurrent.ExecutionE > xception: java.io.IOException: Already started. | > org.apache.activemq.store.journal.JournalPersistenceAdapter.doCheckpoint(Jo > urnalPersistenceAdapter.java:395) [ActiveMQ Journal Checkpoint Worker] > edu.emory.mathcs.backport.java.util.concurrent.ExecutionException: > java.io.IOException: Already started. > at > edu.emory.mathcs.backport.java.util.concurrent.FutureTask.getResult(FutureTask.java:299) > at > edu.emory.mathcs.backport.java.util.concurrent.FutureTask.get(FutureTask.java:118) > at > org.apache.activemq.store.journal.JournalPersistenceAdapter.doCheckpoint(JournalPersistenceAdapter.java:386) > at > org.apache.activemq.store.journal.JournalPersistenceAdapter$2.iterate(JournalPersistenceAdapter.java:129) > at > org.apache.activemq.thread.DedicatedTaskRunner.runTask(DedicatedTaskRunner.java:101) > at > org.apache.activemq.thread.DedicatedTaskRunner.access$000(DedicatedTaskRunner.java:25) > at > org.apache.activemq.thread.DedicatedTaskRunner$1.run(DedicatedTaskRunner.java:39) > Caused by: java.io.IOException: Already started. > at > org.apache.activemq.store.jdbc.TransactionContext.begin(TransactionContext.java:145) > at > org.apache.activemq.store.jdbc.JDBCPersistenceAdapter.beginTransaction(JDBCPersistenceAdapter.java:358) > at > org.apache.activemq.store.journal.JournalPersistenceAdapter.beginTransaction(JournalPersistenceAdapter.java:189) > at > org.apache.activemq.util.TransactionTemplate.run(TransactionTemplate.java:41) > at > org.apache.activemq.store.journal.JournalMessageStore.checkpoint(JournalMessageStore.java:247) > at > org.apache.activemq.store.journal.JournalMessageStore.checkpoint(JournalMessageStore.java:221) > at > org.apache.activemq.store.journal.JournalPersistenceAdapter$4.call(JournalPersistenceAdapter.java:356) > at > edu.emory.mathcs.backport.java.util.concurrent.FutureTask.run(FutureTask.java:176) > at > edu.emory.mathcs.backport.java.util.concurrent.ThreadPoolExecutor$Worker.runTask(ThreadPoolExecutor.java:650) > at > edu.emory.mathcs.backport.java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:675) > at java.lang.Thread.run(Thread.java:595) -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.