[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
SELECT 
	`catalog_catalog_iblock`.`IBLOCK_ID` AS `IBLOCK_ID`,
	`catalog_catalog_iblock`.`PRODUCT_IBLOCK_ID` AS `PRODUCT_IBLOCK_ID`,
	`catalog_catalog_iblock`.`SKU_PROPERTY_ID` AS `SKU_PROPERTY_ID`,
	`catalog_catalog_iblock`.`VAT_ID` AS `VAT_ID`,
	`catalog_catalog_iblock`.`YANDEX_EXPORT` AS `YANDEX_EXPORT`,
	`catalog_catalog_iblock`.`SUBSCRIPTION` AS `SUBSCRIPTION`
FROM `b_catalog_iblock` `catalog_catalog_iblock` 

WHERE (
	`catalog_catalog_iblock`.`IBLOCK_ID` = 29
	OR `catalog_catalog_iblock`.`PRODUCT_IBLOCK_ID` = 29
)
/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:330
#1: Bitrix\Main\DB\Connection->query
	/home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php:3304
#2: Bitrix\Main\ORM\Query\Query->query
	/home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php:816
#3: Bitrix\Main\ORM\Query\Query->exec
	/home/bitrix/www/bitrix/modules/main/lib/orm/data/datamanager.php:500
#4: Bitrix\Main\ORM\Data\DataManager::getList
	/home/bitrix/www/bitrix/modules/catalog/general/catalog_sku.php:212
#5: CAllCatalogSku::GetInfoByIBlock
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:586
#6: Bitrix\Iblock\Component\Base->initCatalogInfo
	/home/bitrix/www/bitrix/components/bitrix/catalog.section/class.php:246
#7: CatalogSectionComponent->initCatalogInfo
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:3944
#8: Bitrix\Iblock\Component\Base->processResultData
	/home/bitrix/www/bitrix/components/bitrix/catalog.section/class.php:91
#9: CatalogSectionComponent->processResultData
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4453
#10: Bitrix\Iblock\Component\Base->loadData
	/home/bitrix/www/bitrix/modules/iblock/lib/component/elementlist.php:1201
#11: Bitrix\Iblock\Component\ElementList->loadData
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4442
#12: Bitrix\Iblock\Component\Base->initialLoadAction
	/home/bitrix/www/bitrix/components/bitrix/catalog.section/class.php:333
#13: CatalogSectionComponent->initialLoadAction
	
#14: call_user_func
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4627
#15: Bitrix\Iblock\Component\Base->doAction
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4645
#16: Bitrix\Iblock\Component\Base->executeComponent
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:649
#17: CBitrixComponent->includeComponent
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1039
#18: CAllMain->IncludeComponent
	/home/bitrix/www/bitrix/templates/main_new/components/yenisite/favorite.list/.default/template.php:3
#19: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:789
#20: CBitrixComponentTemplate->__IncludePHPTemplate
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:884
#21: CBitrixComponentTemplate->IncludeTemplate
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:746
#22: CBitrixComponent->showComponentTemplate
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:694
#23: CBitrixComponent->includeComponentTemplate
	/home/bitrix/www/bitrix/components/yenisite/favorite.list/component.php:171
#24: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:605
#25: CBitrixComponent->__includeComponent
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:664
#26: CBitrixComponent->includeComponent
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1039
#27: CAllMain->IncludeComponent
	/home/bitrix/www/bitrix/templates/main_new/header.php:266
#28: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/prolog_after.php:106
#29: require(string)
	/home/bitrix/www/bitrix/modules/main/include/prolog.php:11
#30: require_once(string)
	/home/bitrix/www/bitrix/header.php:1
#31: require(string)
	/home/bitrix/www/catalog/section.php:8
#32: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:159
#33: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2