private void btnYes_Click(object sender, EventArgs e) { try { int state = sbus.DeleteSchedule(roomID, hourID, date); if (state == 1) { SuccessNotify notify = new SuccessNotify(); notify.lblMessage.Text = "Delete schedule successfully!"; notify.ShowDialog(); } else { SuccessNotify notify = new SuccessNotify(); notify.lblMessage.Text = "Delete schedule failed!"; notify.ShowDialog(); } } catch (Exception ex) { MessageBox.Show(ex.Message); } parent.LoadData(); this.Close(); }