How to fix the Oracle error PRKC-01155: The node list provided had only one entry or had multiple entries that were duplicates of a single nodename entry?

In this post, you’ll learn more about the Oracle ErrorPRKC-01155: The node list provided had only one entry or had multiple entries that were duplicates of a single nodename entry with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PRKC-01155: The node list provided had only one entry or had multiple entries that were duplicates of a single nodename entry

Reason for the Error PRKC-01155: The node list provided had only one entry or had multiple entries that were duplicates of a single nodename entry

Cause: The list of nodes provided for the shared path check was either only one node, or the list included entries that were duplicates of the same single node.

How to fix the Error PRKC-01155: The node list provided had only one entry or had multiple entries that were duplicates of a single nodename entry ?

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

Action: Please provide the correct nodelist for the cluster on which the check is being called, making sure that there are at least two distinct entries.