SAP Message C0319 - - Charact.& &: Assign valid function name

Diagnosis
The process instruction is of type "dynamic function call".
It contains characteristic &V1& &V2& that defines the function moduleto be called. Value &V3& is assigned to the characteristic in theprocess instruction.
V3 is not a valid function module name.

Procedure
Assign a valid function name to characteristic &V1& &V2&.