How to fix the Oracle error ORA-30750: cannot enable column string to store objects of type string.string?

In this post, you’ll learn more about the Oracle ErrorORA-30750: cannot enable column string to store objects of type string.string with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-30750: cannot enable column string to store objects of type string.string

Reason for the Error ORA-30750: cannot enable column string to store objects of type string.string

The user is trying to enable a column to store instances of a subtype. The error is raised due to one of the following :

How to fix the Error ORA-30750: cannot enable column string to store objects of type string.string ?

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

Fix the cause of the error and retry the operation.