How to fix the Oracle error ORA-16057: server not in Data Guard configuration?

In this post, you’ll learn more about the Oracle ErrorORA-16057: server not in Data Guard configuration with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-16057: server not in Data Guard configuration

Reason for the Error ORA-16057: server not in Data Guard configuration

The primary database or fetch archive log (FAL) server was not found in the Data Guard configuration of the standby database.

How to fix the Error ORA-16057: server not in Data Guard configuration ?

You can fix this error in Oracle by following the below steps

Add the database unique name of the primary database or FAL server to the DG_CONFIG attribute of the LOG_ARCHIVE_CONFIG database initialization parameter.