Description:
Message ** ASMA057E Undefined operation code - #VER /#MODID is received when assembling ASMRACFU, ASMTOPU, or ASMACFU members.
Solution:
If message ** ASMA057E Undefined operation code - #VER /#MODID is received when XCOM exits ASMRACFU, ASMTOPSU and ASMACF2U are being assembled you will need to:
or
2. Make sure that you specify the correct Common Services 14.1 macro library in the SYSLIB concatenation of the assemble JCL being used.