But my password, username (CraigGoodrich), and product key have been checked mulitple times.
I got my product key from PreSonus on line in my account. (So I know my username is password is correct) I re-loaded Studio One 2 from your website.
I recently upgraded my computer to OS X El Capitan V 10.11.2. I have a 2015 MacBook Pro, Retina, 3.1 GHz Intel Core i7 with 16 GB memory
I have BitDefender Anti-Virus for MAC, but I don't have an option to turn it off.