COBEC0028E <opt> argument must be alphanumeric value/area

The argument for the <opt> option must be either a data-area or an alphanumeric literal. A numeric literal or equivalent construct was found.
Restriction: This topic applies only when the Enterprise Server feature is enabled.
System Action:
An Unsupported Function abend is generated for the EXEC CICS statement and an ERROR is raised.
Resolution:
Correct the argument of the <opt> option in the EXEC CICS statement to specify an alphanumeric literal or the name of a data-area.
Module:
cicsprep (dfhxc2pc)
Destination:
Source Listing, .TRL file, STDOUT