How to fix the Oracle error ORA-12453: label string already exists?

In this post, you’ll learn more about the Oracle ErrorORA-12453: label string already exists with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

ORA-12453: label string already exists

Reason for the Error ORA-12453: label string already exists

The label value you entered already exists.

How to fix the Error ORA-12453: label string already exists ?

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

No action necessary; alter the label to change its tag or type.