Oracle Error Codes

All Oracle Database Error Codes

Oracle database error code ORA-31504 – cannot alter or drop predefined change source

Oracle Database Error Code ORA-31504 Description :

cannot alter or drop predefined change source

Error Cause:

The caller attempted to alter or drop one of the predefined change sources HOTLOG_SOURCE or SYNC_SOURCE.

How to Solve :

Do not attempt to alter or drop a predefined change source or correct call to supply the name of a user-created change source.