private void btnAddOrder_Click(object sender, EventArgs e) { SubFormOrder subFormAdd = new SubFormOrder("Add Order", "", "", "", DateTime.Now.ToString()); DialogResult result = subFormAdd.ShowDialog(); if (result == DialogResult.OK) { try { os.AppendOrder(subFormAdd.NewOrder); RefreshDataGridViews(); } catch (OrderException exception) { Alert(exception.Message); } } }