private void SetupM_Load(object sender, EventArgs e) { UpdateDBLin ul = new UpdateDBLin(); BindingSource bs1 = new BindingSource(); bs1.DataSource = ul.getTeam(); comboBox1.DataSource = bs1; BindingSource bs2 = new BindingSource(); bs2.DataSource = ul.getTeam(); comboBox2.DataSource = bs2; }