private void FillPhysicianCombo()//Method to fill the Physician Combo box { try { PharmacyDataTier bPharm = new PharmacyDataTier(); DataSet ds1 = new DataSet(); ds1 = bPharm.FillCBOPhysician(); //filling combobox cboPhysicianID.DataSource = ds1.Tables[0]; cboPhysicianID.DisplayMember = "combo"; cboPhysicianID.ValueMember = "physicianID"; } catch (Exception ex) { } }