How to fix the Oracle error CRS-01634: CSSD is unable to determine cluster name; details at string in string?

In this post, you’ll learn more about the Oracle ErrorCRS-01634: CSSD is unable to determine cluster name; 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-01634: CSSD is unable to determine cluster name; details at string in string

Reason for the Error CRS-01634: CSSD is unable to determine cluster name; details at string in string

Cause: Name of the cluster cannot be determined from configuration.

How to fix the Error CRS-01634: CSSD is unable to determine cluster name; details at string in string ?

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

Action: Verify that Oracle Clusterware installation was successful.