How to fix the Oracle error PRVF-04657: Name resolution setup check for “{0}” (IP address: {1}) failed?

In this post, you’ll learn more about the Oracle ErrorPRVF-04657: Name resolution setup check for “{0}” (IP address: {1}) failed with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PRVF-04657: Name resolution setup check for “{0}” (IP address: {1}) failed

Reason for the Error PRVF-04657: Name resolution setup check for “{0}” (IP address: {1}) failed

Cause: Inconsistent IP address definitions found for the SCAN name identified using DNS and configured name resolution mechanism(s).

How to fix the Error PRVF-04657: Name resolution setup check for “{0}” (IP address: {1}) failed ?

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

Action: Look up the SCAN name with nslookup, and make sure the returned IP addresses are consistent with those defined in NIS and /etc/hosts as configured in /etc/nsswitch.conf by reconfiguring the latter. Check the Name Service Cache Daemon (/usr/sbin/nscd) by clearing its cache and restarting it.