[Bitrix\Main\SystemException] 
Invalid entity name ``. (0)
/home/bitrix/panmarket/panmarket.by/bitrix/modules/highloadblock/lib/highloadblock.php:319
#0: Bitrix\Highloadblock\HighloadBlockTable::compileEntity(NULL)
	/home/bitrix/panmarket/panmarket.by/local/components/panmarket/catalog.smart.filter/class.php:50
#1: CBitrixCatalogSmartFilter::getHlClass(array)
	/home/bitrix/panmarket/panmarket.by/local/components/panmarket/catalog.smart.filter/class.php:30
#2: CBitrixCatalogSmartFilter::setElements(string, array)
	/home/bitrix/panmarket/panmarket.by/local/components/panmarket/catalog.smart.filter/component.php:117
#3: include(string)
	/home/bitrix/panmarket/panmarket.by/bitrix/modules/main/classes/general/component.php:548
#4: CBitrixComponent->__includeComponent()
	/home/bitrix/panmarket/panmarket.by/bitrix/modules/main/classes/general/component.php:94
#5: CBitrixComponent->executeComponent()
	/home/bitrix/panmarket/panmarket.by/local/components/panmarket/catalog.smart.filter/class.php:156
#6: CBitrixCatalogSmartFilter->executeComponent()
	/home/bitrix/panmarket/panmarket.by/bitrix/modules/main/classes/general/component.php:585
#7: CBitrixComponent->includeComponent(string, array, boolean)
	/home/bitrix/panmarket/panmarket.by/bitrix/modules/main/classes/general/main.php:1035
#8: CAllMain->IncludeComponent(string, string, array, boolean)
	/home/bitrix/panmarket/panmarket.by/katalog_dir/level_3.php:654
#9: include_once(string)
	/home/bitrix/panmarket/panmarket.by/bitrix/modules/main/include/urlrewrite.php:159
#10: include_once(string)
	/home/bitrix/panmarket/panmarket.by/bitrix/urlrewrite.php:2