On the web version, computer app, and iPhone app, I have been having trouble with studying one of my decks. The problem started when I either renamed the deck or created a new deck for a different subject. Whenever I click on the option to study the entire deck, it says my studying is complete, even when it says I have cards to review, learn, and see for the first time. I am able to click on and study the subsections of the deck no problem, as well as study the new deck I created, however the...