How to fix the Oracle error PRCS-01028: Single Client Access Name listeners already exist?

In this post, you’ll learn more about the Oracle ErrorPRCS-01028: Single Client Access Name listeners already exist with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PRCS-01028: Single Client Access Name listeners already exist

Reason for the Error PRCS-01028: Single Client Access Name listeners already exist

Cause: Single Client Access Name listeners were already created.

How to fix the Error PRCS-01028: Single Client Access Name listeners already exist ?

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

Action: Use ‘srvctl modify scan_listener’ to modify attributes if needed.