How to fix the Oracle error KFNDG-00204: disk group name string has invalid characters?

In this post, you’ll learn more about the Oracle ErrorKFNDG-00204: disk group name string has invalid characters with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

KFNDG-00204: disk group name string has invalid characters

Reason for the Error KFNDG-00204: disk group name string has invalid characters

Invalid disk group name was specified.

How to fix the Error KFNDG-00204: disk group name string has invalid characters ?

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

Disk group name can only contain alphabetic, numeric and the underscore (_) characters.