private void btnDelete_Click(object sender, EventArgs e) { try { DialogResult result = MessageBox.Show("Are you sure you want to delete?\n\nThis will remove all records in current booking!", "Confirmation", MessageBoxButtons.YesNo, MessageBoxIcon.Question); if (result == DialogResult.Yes) { bool result2 = dbLayer.DeleteHallBookingAll(Convert.ToInt32(txtSerialNo.Text)); if (result2) { MessageBox.Show("Successfully deleted!"); btnCloseView_Click(sender, e); } } } catch (Exception ex) { MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Exclamation); } }