After having upgraded CA OPS/MVS to release 12.3 an error message OPS0049E is being shown although the documentation states OPJ2CB module no longer requires an assembly for supported releases of z/OS.
OPS0049E INCOMPATIBLE VERSION OF JES2 OFFSET TABLE FOUND, REASSEMBLE OPJ2CB
OPS3257I Module name (OPJ2CB) reloaded at X'1A7CB008'
One possible cause is that there is a JES2OFFSETSUFFIX parameter set in the CA OPS/MVS initialization program telling CA OPS/MVS to look for a module named OPJ2CBxx.
Use one of the solutions below:
The article from the link below discusses other possible errors and solutions:
This knowledge document is valid for OPS/MVS 12.3 and higher...