Oracle Message ORA-08466 - raw buffer length string is too short for string

ERRORraw buffer length string is too short for string
CAUSEThe input raw buffer passed to a UTL_PG RAW_TO_NUMBER conversion routine was less than %s bytes long, but the picture mask parameter specified that %s bytes of input data were to be converted.
ACTIONEither the input data is incorrect, or the picture mask is incorrect. Correct the appropriate item.