public void CargarCombos() { ComisionLogic cl = new ComisionLogic(); MateriaLogic ml = new MateriaLogic(); cmbComision.DataSource = cl.GetAllCombo(); cmbComision.DisplayMember = "Descripcion"; cmbComision.ValueMember = "ID"; cmbMaterias.DataSource = ml.GetAllForCombo(); cmbMaterias.DisplayMember = "Descripcion"; cmbMaterias.ValueMember = "ID"; }