How to fix the Oracle error RMAN-06503: skipping backup set key string; already backed up on string?

In this post, you’ll learn more about the Oracle ErrorRMAN-06503: skipping backup set key string; already backed up on string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

RMAN-06503: skipping backup set key string; already backed up on string

Reason for the Error RMAN-06503: skipping backup set key string; already backed up on string

The indicated backup set will not be backed up. It has already been backed up on the device once, or before the since time specified.

How to fix the Error RMAN-06503: skipping backup set key string; already backed up on string ?

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

No action is required.