Oracle Solution for Error ora-08455

Solution for Oracle Error ORA-08455

ORA-08455: syntax error in CURRENCY SIGN environment clause

What triggered the Error:

A syntax error was found in the CURRENCY SIGN environment clause parameter passed to a UTL_PG conversion routine. Valid specifications are: CURRENCY SIGN IS x where x is a valid currency sign

What should we do to fix it:

Correct the environment clause parameter.