protected void btnBuscar_Click(object sender, EventArgs e) { try { int oNum = Convert.ToInt32(txtNumPedido.Text.Trim()); Pedido oPed = LogicaPedido.BuscarPorNumero(oNum); if (oPed != null) { lblError.Text = oPed.ToString(); } else { lblError.Text = "El pedido que busca no existe"; } } catch (Exception ex) { lblError.Text = ex.Message; } }