[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
SELECT 
	`main_site`.`LID` AS `LID`
FROM `b_lang` `main_site` 

/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/lib/db/connection.php:330
#1: Bitrix\Main\DB\Connection->query(string)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/lib/orm/query/query.php:3357
#2: Bitrix\Main\ORM\Query\Query->query(string)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/lib/orm/query/query.php:825
#3: Bitrix\Main\ORM\Query\Query->exec()
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/lib/orm/data/datamanager.php:500
#4: Bitrix\Main\ORM\Data\DataManager::getList(array)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/lib/analytics/sitespeed.php:95
#5: Bitrix\Main\Analytics\SiteSpeed::isIntranetSite(string)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/lib/analytics/counter.php:92
#6: Bitrix\Main\Analytics\Counter::onBeforeEndBufferContent()
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/classes/general/module.php:480
#7: ExecuteModuleEventEx(array, array)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/classes/general/main.php:3162
#8: CAllMain->EndBufferContent(string, integer)
	
#9: ob_clean()
	/home/bitrix/ext_www/24.slesarka.by/bitrix/php_interface/dbquery_error.php:2
#10: include(string)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/classes/mysql/database.php:196
#11: CDatabaseMysql->Query(string)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/iblock/classes/general/iblocksection.php:264
#12: CAllIBlockSection::GetNavChain(integer, integer, array, boolean)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/iblock/classes/general/iblocksection.php:2672
#13: CAllIBlockSection::getSectionCodePath(integer)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/iblock/classes/general/iblock.php:2862
#14: CAllIBlock::ReplaceDetailUrl(string, array, boolean, string)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/iblock/classes/general/iblockresult.php:351
#15: CIBlockResult->GetNext()
	/home/bitrix/ext_www/slesarka.by/local/components/bitrix/catalog.smart.filter/component.php:746
#16: include(string)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/classes/general/component.php:605
#17: CBitrixComponent->__includeComponent()
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/classes/general/component.php:103
#18: CBitrixComponent->executeComponent()
	/home/bitrix/ext_www/slesarka.by/local/components/bitrix/catalog.smart.filter/class.php:130
#19: CBitrixCatalogSmartFilter->executeComponent()
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/classes/general/component.php:656
#20: CBitrixComponent->includeComponent(string, array, object, boolean)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/classes/general/main.php:1039
#21: CAllMain->IncludeComponent(string, string, array, object, array)
	/home/bitrix/ext_www/slesarka.by/local/components/bxready.market2/catalog/templates/.default/include/elementars/smart.filter.vertical.php:77
#22: include(string)
	/home/bitrix/ext_www/slesarka.by/local/components/bxready.market2/catalog/templates/.default/section_vertical.php:31
#23: include(string)
	/home/bitrix/ext_www/slesarka.by/local/components/bxready.market2/catalog/templates/.default/section.php:128
#24: include(string)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/classes/general/component_template.php:789
#25: CBitrixComponentTemplate->__IncludePHPTemplate(array, array, string)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/classes/general/component_template.php:884
#26: CBitrixComponentTemplate->IncludeTemplate(array)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/classes/general/component.php:764
#27: CBitrixComponent->showComponentTemplate()
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/classes/general/component.php:712
#28: CBitrixComponent->includeComponentTemplate(string)
	/home/bitrix/ext_www/slesarka.by/local/components/bxready.market2/catalog/component.php:304
#29: include(string)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/classes/general/component.php:605
#30: CBitrixComponent->__includeComponent()
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/classes/general/component.php:680
#31: CBitrixComponent->includeComponent(string, array, boolean, boolean)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/classes/general/main.php:1039
#32: CAllMain->IncludeComponent(string, string, array, boolean)
	/home/bitrix/ext_www/slesarka.by/catalog/index.php:1486
#33: include_once(string)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/modules/main/include/urlrewrite.php:159
#34: include_once(string)
	/home/bitrix/ext_www/24.slesarka.by/bitrix/urlrewrite.php:2