Message Oracle ORA-33448 - (ESDREAD04) Discarding compiled code for workspace object because number now has string data, whereas it had string data when the code was compiled.

ERROR(ESDREAD04) Discarding compiled code for workspace object because number now has string data, whereas it had string data when the code was compiled.
CAUSEThe datatype of the specified variable has changed.
ACTIONNone needed.