How to fix the Oracle error RMAN-20222: datafile name not found in recovery catalog or is ambiguous?

In this post, you’ll learn more about the Oracle ErrorRMAN-20222: datafile name not found in recovery catalog or is ambiguous with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

RMAN-20222: datafile name not found in recovery catalog or is ambiguous

Reason for the Error RMAN-20222: datafile name not found in recovery catalog or is ambiguous

The specified datafile name is not the name of a datafile that is currently part of the target database, or an UNTIL clause has been specified and the file name was for a different datafile at the time specified by the UNTIL clause than it is now.

How to fix the Error RMAN-20222: datafile name not found in recovery catalog or is ambiguous ?

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

Use a datafile number to specify the datafile you want to RESTORE or RECOVER.