[Error] 
Cannot instantiate abstract class Bitrix\Iblock\Component\Base (0)
/var/www/u0640868/data/www/petrofer.ru/bitrix/modules/main/classes/general/component.php:623
#0: CBitrixComponent->includeComponent(string, array, boolean)
	/var/www/u0640868/data/www/petrofer.ru/bitrix/modules/main/classes/general/main.php:1037
#1: CAllMain->IncludeComponent(string, string, array, boolean)
	/var/www/u0640868/data/www/petrofer.ru/articles/list.php:121