I want to change Custom error when we try to insert a record in table which is already exits in the table.
Hey @dannu8711 
Welcome to the Postman Community 
In order for us to help you, we need a little more information and context, please?
I want to change Custom error when we try to insert a record in table which is already exits in the table.
Hey @dannu8711
Welcome to the Postman Community
In order for us to help you, we need a little more information and context, please?