How to fix the Oracle error PRCN-02051: The requested VIP (nodename: {0}, VIP name: {1}, network number: {2}) has the same network number and the same preferred node but different VIP name with the registered VIP (nodename: {3}, VIP name: {4}, network number: {5}).?

In this post, you’ll learn more about the Oracle ErrorPRCN-02051: The requested VIP (nodename: {0}, VIP name: {1}, network number: {2}) has the same network number and the same preferred node but different VIP name with the registered VIP (nodename: {3}, VIP name: {4}, network number: {5}). with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PRCN-02051: The requested VIP (nodename: {0}, VIP name: {1}, network number: {2}) has the same network number and the same preferred node but different VIP name with the registered VIP (nodename: {3}, VIP name: {4}, network number: {5}).

Reason for the Error PRCN-02051: The requested VIP (nodename: {0}, VIP name: {1}, network number: {2}) has the same network number and the same preferred node but different VIP name with the registered VIP (nodename: {3}, VIP name: {4}, network number: {5}).

Cause: One network resource on one preferred node can have only one cluster VIP.

How to fix the Error PRCN-02051: The requested VIP (nodename: {0}, VIP name: {1}, network number: {2}) has the same network number and the same preferred node but different VIP name with the registered VIP (nodename: {3}, VIP name: {4}, network number: {5}). ?

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

Action: Use different network number or preferred node to register different VIP.