Oracle Message PCB-00209 - Scale is not supported for host variable string

ERRORScale is not supported for host variable string
CAUSEA variable whose format does not support scaling was used in a SQL statement or embedded PL/SQL block. The following formats do not support scaling: PIC S9(n) COMP PIC S9(n) COMP-4 PIC S9(n) COMP-5 PIC S9(n) BINARY PIC 9(n) COMP
ACTIONRemove the scale or use a datatype that support scaling.