private bool ScoreExists(string email) { ClubBAIST cb = new ClubBAIST(); Reservation r = cb.ReadReservation(int.Parse(Request.QueryString["r"])); User u = cb.ReadUser(email); bool exists = false; if (u.Email != null) { List <Score> scoresForThisReservation = cb.ReadScoresForReservation(r.ReservationID); foreach (Score s in scoresForThisReservation) { if (s.UserEmail == u.Email || s.UserEmail == r.Player2 || s.UserEmail == r.Player3 || s.UserEmail == r.Player4) { exists = true; } } } return(exists); }