How to fix the Oracle error RMAN-08612: channel string: failover to duplicate backup on device string?

In this post, you’ll learn more about the Oracle ErrorRMAN-08612: channel string: failover to duplicate backup on device string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

RMAN-08612: channel string: failover to duplicate backup on device string

Reason for the Error RMAN-08612: channel string: failover to duplicate backup on device string

This is an informational message to indicate the RMAN could not successfully restore the files using the specified backups. An attempt was made to restore the datafiles/archived logs/ control file/SPFILE using a previous existing backup.

How to fix the Error RMAN-08612: channel string: failover to duplicate backup on device string ?

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

See accompanying additional error messages indicating the cause of the failover.