Investors & landlords

I have the same error. NO matter how i enter the dates it errors.   I received my RSU on 1/29/2016, vested on 1/31/2020, and sold on 2/2/2020.    NO matter how i enter i get the error.  My others do not have this error.  I delete the post and safe and refill in the information still an error.   this sucks.  help lines do not work

been trying to get help for 3 days now