MBC 1.6 MBCB024-DPL RESP(27) RESP2(00) ABEND CODE( )

Q:

Why this error after upgrading from 1.5 to 1.6?

MBCB024-DPL RESP(27) RESP2(00) ABEND CODE( ) 

A:

When changing the PREFIX value, all CICS maps (MBCM*) and programs (MBCP*) must be renamed to match and RDO definitions updated.