All Oracle Error CodesOracle DBA Forum

PLS-00129:

Pragma INTERFACE only supports C as its first argument
Cause: The first parameter passed to pragma INTERFACE specified a host language other than C. Currently, C is the only host language supported. The parameter might be misspelled, or the pragma syntax might be faulty (for example, a comma might be missing between two parameters).
Action: Check the spelling of the first parameter, which should be C, and make sure the proper syntax was used.