public static List <VariantCombination> GetCostVariantsOfItem(int itemId, AspxCommonInfo aspxCommonObj) { try { List <VariantCombination> lstVarComb = AspxItemMgntProvider.GetCostVariantsOfItem(itemId, aspxCommonObj); return(lstVarComb); } catch (Exception e) { throw e; } }