How to fix the Oracle error CLST-02401: failure string querying maximum configurable node number?

In this post, you’ll learn more about the Oracle ErrorCLST-02401: failure string querying maximum configurable node number with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

CLST-02401: failure string querying maximum configurable node number

Reason for the Error CLST-02401: failure string querying maximum configurable node number

Cause: clscfg was unable to determine the legitimate range of node numbers.

How to fix the Error CLST-02401: failure string querying maximum configurable node number ?

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

Action: Verify the integrity of the Cluster Ready Services install on the local node.