How to fix the Oracle error PRCD-01112: Failed to get preferred instances of service {0}?

In this post, you’ll learn more about the Oracle ErrorPRCD-01112: Failed to get preferred instances of service {0} with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PRCD-01112: Failed to get preferred instances of service {0}

Reason for the Error PRCD-01112: Failed to get preferred instances of service {0}

Cause: The service does not exist or the Oracle clusterware is down.

How to fix the Error PRCD-01112: Failed to get preferred instances of service {0} ?

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

Action: Make sure that the Oracle clusterware is up and running and the service exists.