The command DCMT D MODID *.IDMSBLDR gets:
DC027001 V9930 T47 D003 PROGRAM CHECK IN RHDCMTID AT OFFSET 768 PSW WAS 47AD0E00 9A40E368 DUMP OF TASK FOLLOWS
Release: All supported releases.
This abend occurs because the sysgen PROGRAM definition for RHDCMTID is missing the SAVEAREA attribute.
As delivered in sysgen updates during cnfiguration, the program definition should be:
ADD PROGRAM RHDCMTID
CONCURRENT
NODYNAMIC
DUMP THRESHOLD IS 0
ENABLED
ERROR THRESHOLD IS 5
ISA SIZE IS 0
LANGUAGE IS ASSEMBLER
MPMODE IS SYSTEM
NOMAINLINE
MULTIPLE ENCLAVE IS ON
NEW COPY IS ENABLED
OVERLAYABLE
PROGRAM
NOPROTECT
REENTRANT
NONRESIDENT
REUSABLE
SAVEAREA .