Statechart Checks : (C2097) Subroutines containing wrong usage of parameters or globals

(C2097) Subroutines containing wrong usage of parameters or globals

In/Out/InOut parameters are not generated or modified, or are not used by the subroutine.
Error In:
Completeness
Example:
subroutine CALLBACK
Input parameter P1 not used
 
Erroneous Elements:
Subroutines