The following is the ORA-16012 error message, you can learn the cause and solution of the Oracle database error.

ORA-16012 Archive log standby database identifier mismatch

Cause: The database identifiers of the Primary and Standby database do not match. Remote archival of redo log files is not allowed to incompatible STANDBY database instances.

Solution: Take the necessary steps to create the required compatible STANDBY database before retrying the ARCHIVE LOG processing.


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