How to fix the Oracle error ORA-38407: The ADT associated with the attribute set already exists.?

In this post, you’ll learn more about the Oracle ErrorORA-38407: The ADT associated with the attribute set already exists. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-38407: The ADT associated with the attribute set already exists.

Reason for the Error ORA-38407: The ADT associated with the attribute set already exists.

The Abstract type (ADT) with the same name as the attribute set already exists in the current schema.

How to fix the Error ORA-38407: The ADT associated with the attribute set already exists. ?

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

Create the attribute set for the existing ADT or drop the ADT.