Hello, Thank you for the reply.
The problem sometimes happens when there is a jobmanager failover. I've attached the jobmanager logs for further debugging. flink-flink-jobmanager-1-demchcep00-01.log <http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/file/t612/flink-flink-jobmanager-1-demchcep00-01.log> Thank you and Regards, Pedro Chaves. ----- Best Regards, Pedro Chaves -- Sent from: http://apache-flink-user-mailing-list-archive.2336050.n4.nabble.com/