How to fix the Oracle error RMAN-05500: the auxiliary database must be not mounted when issuing a DUPLICATE command?

In this post, you’ll learn more about the Oracle ErrorRMAN-05500: the auxiliary database must be not mounted when issuing a DUPLICATE command with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

RMAN-05500: the auxiliary database must be not mounted when issuing a DUPLICATE command

Reason for the Error RMAN-05500: the auxiliary database must be not mounted when issuing a DUPLICATE command

A DUPLICATE command was issued, but the auxiliary database is mounted.

How to fix the Error RMAN-05500: the auxiliary database must be not mounted when issuing a DUPLICATE command ?

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

Dismount the auxiliary database.