Anjil: no bug, your opponent got all of his pieces out of your home so you did not score a backgammon, but he did not get any pieces off so the score is a gammon which is worth 2 points
(hide) If you want to play a game with an opponent of a similar level, you can define a required BKR range for a new game invitation. Then nobody with a BKR outside this range will be able to see/accept it. (Katechka) (show all tips)