Statechart Checks : (C2083) Subroutines containing parameters defined as a nonunique User-defined type

(C2083) Subroutines containing parameters defined as a nonunique User-defined type

A parameter of a subroutine is defined as a user-defined type, whose name is not unique in the model.
Error In:
Completeness
Example:
P2 parameter of procedure CALLBACK
Using nonunique user-defined type DAYS
Erroneous Elements:
Subroutines