CASTD0002E Call to TS/TD SOR exit failed. Exit disabled.

Call to the TS/TD SOR exit failed.
System Action:
TS/TD SOR exit TSTDRSUE is disabled. SOR models will be used instead.
Resolution:
Ensure that TSTDRSUE has been compiled correctely and placed in the product.
Module:
dfheserv
Destination:
Console