How to fix the Oracle error ORA-15053: diskgroup “string” contains existing files?

In this post, you’ll learn more about the Oracle ErrorORA-15053: diskgroup “string” contains existing files with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-15053: diskgroup “string” contains existing files

Reason for the Error ORA-15053: diskgroup “string” contains existing files

An attempt was made to drop a diskgroup that still contains existing files.

How to fix the Error ORA-15053: diskgroup “string” contains existing files ?

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

Specify the INCLUDING CONTENTS option to drop the diskgroup and all of its existing files.