How to fix the Oracle error KFNDG-00302: disk (string:string) does not contain a valid header?

In this post, you’ll learn more about the Oracle ErrorKFNDG-00302: disk (string:string) does not contain a valid header with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

KFNDG-00302: disk (string:string) does not contain a valid header

Reason for the Error KFNDG-00302: disk (string:string) does not contain a valid header

Device header could not be located or corrupt.

How to fix the Error KFNDG-00302: disk (string:string) does not contain a valid header ?

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

Verify if the device mentioned is an ASM disk device.