How to fix the Oracle error ORA-15033: disk ‘string’ belongs to diskgroup “string”?

In this post, you’ll learn more about the Oracle ErrorORA-15033: disk ‘string’ belongs to diskgroup “string” with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-15033: disk ‘string’ belongs to diskgroup “string”

Reason for the Error ORA-15033: disk ‘string’ belongs to diskgroup “string”

An attempt was made to ADD to a diskgroup a disk that was already part of another diskgroup, or an attempt was made to DROP / OFFLINE / ONLINE / CHECK a disk that was not part of the specified diskgroup.

How to fix the Error ORA-15033: disk ‘string’ belongs to diskgroup “string” ?

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

For ADD, check the path specifier for the disk. If it is certain that the disk is not in use by another diskgroup, the FORCE option may be used to override this check. For the other commands, check the name of the specified disk.