How to fix the Oracle error ORA-16076: unknown standby database destination?

In this post, you’ll learn more about the Oracle ErrorORA-16076: unknown standby database destination with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-16076: unknown standby database destination

Reason for the Error ORA-16076: unknown standby database destination

A standby database destination was specified that was not accessed by another instance. If the initialization parameter LOG_ARCHIVE_CONFIG does not define a DG_CONFIG, this mismatch may be due to a standby database having been restarted recently.

How to fix the Error ORA-16076: unknown standby database destination ?

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

Ensure that at each instance the set of standby databases referred to by LOG_ARCHIVE_DEST_n initialization parameters is the same and define a DG_CONFIG at each instance to identify those databases explicitly.