Line 1b(2) is asking about the startting date I have lived in and the error is saying I have entered a date more than 366 days, but I have only lived in one state since my birthday, and I cannot compl

[MaryM428]

You need to show that you started living in the first state on 1/1/2020.  Even though you lived in that state last year, for TurboTax 2020 you started living in your first state on 1/1/2020.