i am struggling with the System.Data that cannot be found by Unity. Every time i try to use the reference System.Data in my code, here is the error that i get: "The type or namespace name 'Data' does not exist in the namespace 'System'. (are you missing 'System.Data assembly reference?) here is a screenshot of the code
i have seen solutions of this problem here in this site, i tried all of them but i still get the same error. Please i need your assistance. thank you.