CASST0010W Shutdown transaction transid not found

An attempt to shutdown a region externally via a transid was rejected as the transaction was not found.
Restriction: This topic applies only when the Enterprise Server feature is enabled.
System Action:
The region will not be shutdown.
Resolution:
Make sure that the transaction is in the correct case and has been installed to the region.
Module:
dfhgrtrm
Destination:
Console