dlc citadel

Hello after acquiring additions citadel and installing it, I had problems starting the game of the mass effeсе 3 after checking downloadable kontekta I receive a record that a basic set of the citadel was purchased by another account, and I was asked to go through the account from which I bought but the addition I bought it on this account, and because of that I can not play in addition citadel me what to do