Oracle Error Message
ORA-08413: invalid compiler type in FORMAT parameter at string
Reason for the Error
An invalid compiler type is defined in format control block. The format control block is invalid.
Solution
Check to be sure that the format parameter was built by MAKE_RAW_TO_NUMBER_FORMAT or MAKE_NUMBER_TO_RAW_FORMAT, and that it was not accidentally overwritten or modified by the PL/SQL procedure.