CASMQ5064E ES MQ Listener MQ Queue listener name for MQ-Queue-Manager open failed, reason: MQ reason code

The WebSphere MQ trigger monitor task failed to connect to the MQ Queue listener name queue manager.
System Action:
Stop WebSphere MQ trigger monitor.
Resolution:
Check the reason code and correct problem if possible then restart the region.
Module:
casmqb
Destination:
Console