[Error] 
Class 'Bitrix\Sale\Internals\DiscountTable' not found (0)
/var/www/2k-shop/data/www/2k-shop.ru/bitrix/php_interface/init.php:1014
#0: addDiscount(integer, boolean)
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/php_interface/init.php:1000
#1: getSaleDiscountOfElement(array)
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/modules/main/classes/general/module.php:475
#2: ExecuteModuleEventEx(array, array)
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/modules/iblock/classes/mysql/iblockelement.php:1655
#3: CIBlockElement->Update(integer, array)
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/php_interface/include/triggers.php:104
#4: DL_RewriteItems(array)
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/modules/main/classes/general/module.php:475
#5: ExecuteModuleEventEx(array, array)
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/modules/iblock/classes/mysql/iblockelement.php:1655
#6: CIBlockElement->Update(integer, array)
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/php_interface/include/triggers.php:268
#7: VisibleAvilableItems()
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/modules/main/classes/mysql/agent.php(161) : eval()'d code:1
#8: eval
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/modules/main/classes/mysql/agent.php:161
#9: CAgent::ExecuteAgents(string)
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/modules/main/classes/mysql/agent.php:38
#10: CAgent::CheckAgents()
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/modules/main/include.php:286
#11: require_once(string)
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/modules/main/include/prolog_before.php:14
#12: require_once(string)
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/modules/main/include/prolog.php:10
#13: require_once(string)
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/header.php:3
#14: require(string)
	/var/www/2k-shop/data/www/2k-shop.ru/catalog/index.php:3
#15: include_once(string)
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/modules/main/include/urlrewrite.php:159
#16: include_once(string)
	/var/www/2k-shop/data/www/2k-shop.ru/bitrix/urlrewrite.php:2