How to fix the Oracle error ORA-16069: activation identifier mismatch?

In this post, you’ll learn more about the Oracle ErrorORA-16069: activation identifier mismatch with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-16069: activation identifier mismatch

Reason for the Error ORA-16069: activation identifier mismatch

Redo transport failed because the activation identifier of the primary and physical standby databases did not match. This can happen if the physical standby database was not created from a backup of the primary database.

How to fix the Error ORA-16069: activation identifier mismatch ?

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

Create a valid configuration and re-try the failed operation.