How to fix the Oracle error CRS-01642: Node number is using a different CSS configuration from the one used by this node; this node is terminating to preserve integrity; details at string in string?

In this post, you’ll learn more about the Oracle ErrorCRS-01642: Node number is using a different CSS configuration from the one used by this node; this node is terminating to preserve integrity; details at string in string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

CRS-01642: Node number is using a different CSS configuration from the one used by this node; this node is terminating to preserve integrity; details at string in string

Reason for the Error CRS-01642: Node number is using a different CSS configuration from the one used by this node; this node is terminating to preserve integrity; details at string in string

Cause: Another node in the cluster is using a different set of CSS configuration values, such as misscount or voting files. Inconsistency can result in data corruption, so this node is terminating to avoid data corruption.

How to fix the Error CRS-01642: Node number is using a different CSS configuration from the one used by this node; this node is terminating to preserve integrity; details at string in string ?

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

Action: Collect Clusterware alert log and the CSSD log indicated in the message as well as the CSS daemon logs of all other nodes in the cluster and contact Oracle Support Services.