How to fix the Oracle error ORA-38477: attribute set cannot be derived from an evolved type or a subtype.?

In this post, you’ll learn more about the Oracle ErrorORA-38477: attribute set cannot be derived from an evolved type or a subtype. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-38477: attribute set cannot be derived from an evolved type or a subtype.

Reason for the Error ORA-38477: attribute set cannot be derived from an evolved type or a subtype.

An attempt was made to create an attribute set from an evolved ADT or a subtype.

How to fix the Error ORA-38477: attribute set cannot be derived from an evolved type or a subtype. ?

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

The ADT used for the attribute set cannot be an evolved type or a subtype.