private void Delete() { try { BusinessManager BM = new BusinessManager(); BOSales BO = new BOSales(); BO.InvoiceNo = txtInvoiceNo.Text; int rowsAffected = BM.BALDeleteInvoiceData(BO); if (rowsAffected > 0) { MessageBox.Show("The record has been successfully deleted", "Success", MessageBoxButtons.OK, MessageBoxIcon.Information); New(); } else { MessageBox.Show("No Record found", "Sorry", MessageBoxButtons.OK, MessageBoxIcon.Information); New(); } } catch (Exception ex) { MessageBox.Show(ex.Message, "Error", MessageBoxButtons.OK, MessageBoxIcon.Error); } }