private void btn_addPlayerToTeam_Click(object sender, EventArgs e) { if (lbox_availablePlayers.SelectedItem != null) { //teamRepository.GetTeamByName(teamName).Players.Add(playerRepository.GetPlayerByName(lbox_availablePlayers.SelectedItem.ToString())); //playerRepository.GetPlayerByName(lbox_availablePlayers.SelectedItem.ToString()).Team=teamRepository.GetTeamByName(teamName); teamRepository.AddPlayerToTeam(teamName, lbox_availablePlayers.SelectedItem.ToString()); playerRepository.AddPlayerToTeam(teamName, lbox_availablePlayers.SelectedItem.ToString()); this.Close(); } }