How to fix the Oracle error RMAN-10003: unable to connect to target database?

In this post, you’ll learn more about the Oracle ErrorRMAN-10003: unable to connect to target database with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

RMAN-10003: unable to connect to target database

Reason for the Error RMAN-10003: unable to connect to target database

Recovery manager was unable to connect to the target database. This message should be accompanied by other error message(s) indicating the cause of the error.

How to fix the Error RMAN-10003: unable to connect to target database ?

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

Ensure that that the target database is started, and that the connect string is valid.