public static int AddProduct(LTS.Product product) { int?ProductID = -1; try { using (LTS.LTSBase access = new LTS.LTSDC()) { access.InsertProduct(product.BarcodeID, product.BrandID, product.CategoryID, product.ProductDescription, product.ProductName, ref ProductID); } } catch (Exception ex) { } return(ProductID.Value); }