How to fix the Oracle error RMAN-20511: database name is ambiguous in source recovery catalog database?

In this post, you’ll learn more about the Oracle ErrorRMAN-20511: database name is ambiguous in source recovery catalog database with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

RMAN-20511: database name is ambiguous in source recovery catalog database

Reason for the Error RMAN-20511: database name is ambiguous in source recovery catalog database

Two or more databases in the source recovery catalog database match this name.

How to fix the Error RMAN-20511: database name is ambiguous in source recovery catalog database ?

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

Use DBID option in IMPORT CATALOG command to specify the source database.