CASMQ1013E Unexpected error while getting message from the initiation queue initiation-queue-name in IMS Trigger Monitor, status: status-code

The IMS Trigger Monitor received an error retrieving a message token from the initiation queue that is being monitored.
System Action:
The message token on the initiation queue will not be processed.
Resolution:
Check the completion and reason code to determine the cause of the error displayed in the message.
Module:
csq4trmn
Destination:
Console