CASCD0009F Error Reading from Message Queue, reason = function,errno

TX detected an error whilst reading from a UNIX message queue A UNIX message queue call returned with errno set to function The call that failed is specified by function, where: 1 = msgget 2 = msgctl 3 = msgrcv 4 = msgsnd.
System Action:
The TX System shuts down.
Resolution:
Determine the cause of the error and retry if appropriate.
Module:
cascd
Destination:
system console