How to fix the Oracle error PRVF-04661: Found inconsistent ‘hosts’ entry in /etc/nsswitch.conf on node {0}?

In this post, you’ll learn more about the Oracle ErrorPRVF-04661: Found inconsistent ‘hosts’ entry in /etc/nsswitch.conf on node {0} with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

PRVF-04661: Found inconsistent ‘hosts’ entry in /etc/nsswitch.conf on node {0}

Reason for the Error PRVF-04661: Found inconsistent ‘hosts’ entry in /etc/nsswitch.conf on node {0}

Cause: The ‘hosts’ specifications in the /etc/nsswitch.conf file is different the node specified.

How to fix the Error PRVF-04661: Found inconsistent ‘hosts’ entry in /etc/nsswitch.conf on node {0} ?

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

Action: Ensure that the ‘hosts’ entries define the same lookup order in the /etc/nsswitch.conf file across all cluster nodes.