Mainframe Installation CEHBSKL0(DEFCICS) - DEFINE PROGRAM(TIRSDTNZ) has no DATALOCATION, EXECKEY and CONCURRENCY. It looks it is missing one Line on the installation Library.
z/os GEN
redundant code
"TIRSDTNZ was part of the TILSTNR and TICONMGR implementation, and it has not been used since that feature was deprecated. It is not used in GEN 8.6/8.5 or 8.0 and has not been delivered as a Gen User Exit in any of these releases.
It is not needed to be defined it in CICS.