> You need to set ignoreMissingJournalFiles. See > http://activemq.apache.org/kahadb.html for more information.
Thank you for the information. I tryed the above settings, but the following error occured and failed to start ActiveMQ. 2018-03-22 17:21:56,218 | ERROR | Looking for key 531 but not found in fileMap: ........ 2018-03-22 17:21:56,222 | ERROR | Failed to start Apache ActiveMQ ([broker0, null], java.io.IOException: Could not locate data file /data/kahadb/db-531.log) | org.apache.activemq.broker.BrokerService | WrapperSimpleAppMain > That's certainly possible. Are you sure that the durable subscription in > question has actually been offline continuously for more than a month? It > hasn't been sporadically connecting briefly and then disconnecting? My application connect and subscribe the message at the same time. So the durable subscription has actually been offline continuously for more than a month. -- Sent from: http://activemq.2283324.n4.nabble.com/ActiveMQ-User-f2341805.html