How to fix the Oracle error ORA-39787: Column string subtype “string”.”string” is not instantiable.?

In this post, you’ll learn more about the Oracle ErrorORA-39787: Column string subtype “string”.”string” is not instantiable. with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-39787: Column string subtype “string”.”string” is not instantiable.

Reason for the Error ORA-39787: Column string subtype “string”.”string” is not instantiable.

Subtype specified was not instantiable.

How to fix the Error ORA-39787: Column string subtype “string”.”string” is not instantiable. ?

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

Ensure all subtypes specified are instantiable.