Message Oracle PLS-00217 - NUMBER scale constraint must be in range (-84 .. 127)

ERRORNUMBER scale constraint must be in range (-84 .. 127)
CAUSEA NUMBER variable was declared with a scale that is outside the legal range. Declarations such as N NUMBER(10,345) or N NUMBER(10,-100) are not supported.
ACTIONChange the illegal NUMBER scale constraint, making sure that it lies in the range -84 .. 127.