How to fix the Oracle error ORA-16771: failover to a physical standby database failed?

In this post, you’ll learn more about the Oracle ErrorORA-16771: failover to a physical standby database failed with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-16771: failover to a physical standby database failed

Reason for the Error ORA-16771: failover to a physical standby database failed

The Data Guard broker encountered errors when converting a physical standby database to a primary database.

How to fix the Error ORA-16771: failover to a physical standby database failed ?

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

Check the Data Guard broker log and the Oracle alert log for more details about the error.