[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
SELECT 
	`iblock_property`.`ID` AS `ID`,
	`iblock_property`.`CODE` AS `CODE`
FROM `b_iblock_property` `iblock_property` 

WHERE `iblock_property`.`IBLOCK_ID` = 5
/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:153
#0: Bitrix\Main\DB\MysqliConnection->queryInternal
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:327
#1: Bitrix\Main\DB\Connection->query
	/home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php:3537
#2: Bitrix\Main\ORM\Query\Query->query
	/home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php:952
#3: Bitrix\Main\ORM\Query\Query->exec
	/home/bitrix/www/bitrix/modules/main/lib/orm/data/datamanager.php:513
#4: Bitrix\Main\ORM\Data\DataManager::getList
	/home/bitrix/www/bitrix/modules/iblock/lib/propertyindex/querybuilder.php:604
#5: Bitrix\Iblock\PropertyIndex\QueryBuilder->getPropertyCodeMap
	/home/bitrix/www/bitrix/modules/iblock/lib/propertyindex/querybuilder.php:247
#6: Bitrix\Iblock\PropertyIndex\QueryBuilder->fillWhere
	/home/bitrix/www/bitrix/modules/iblock/lib/propertyindex/querybuilder.php:100
#7: Bitrix\Iblock\PropertyIndex\QueryBuilder->getFilterSql
	/home/bitrix/www/bitrix/modules/iblock/classes/general/iblockelement.php:767
#8: CAllIBlockElement->MkFilter
	/home/bitrix/www/bitrix/modules/iblock/classes/general/iblockelement.php:3174
#9: CAllIBlockElement->PrepareGetList
	/home/bitrix/www/bitrix/modules/iblock/classes/mysql/iblockelement.php:326
#10: CIBlockElement->prepareSql
	/home/bitrix/www/bitrix/modules/iblock/classes/mysql/iblockelement.php:684
#11: CIBlockElement::GetList
	/home/bitrix/www/bitrix/modules/webdebug.seo/lib/smartfilter/seotext.php:1851
#12: WD\Seo\SmartFilter\SeoText::getUrlProductsCount
	/home/bitrix/www/bitrix/components/webdebug.seo/links/class.php:234
#13: WdSeoSmartfilterLinks->getItemsPlain
	/home/bitrix/www/bitrix/components/webdebug.seo/links/class.php:175
#14: WdSeoSmartfilterLinks->getItems
	/home/bitrix/www/bitrix/components/webdebug.seo/links/class.php:131
#15: WdSeoSmartfilterLinks->executeComponent
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:660
#16: CBitrixComponent->includeComponent
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1072
#17: CAllMain->IncludeComponent
	/home/bitrix/www/bitrix/templates/aspro_next/components/bitrix/catalog.section/catalog_block/template.php:31
#18: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:790
#19: CBitrixComponentTemplate->__IncludePHPTemplate
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:885
#20: CBitrixComponentTemplate->IncludeTemplate
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:776
#21: CBitrixComponent->showComponentTemplate
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:716
#22: CBitrixComponent->includeComponentTemplate
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4707
#23: Bitrix\Iblock\Component\Base->loadData
	/home/bitrix/www/bitrix/modules/iblock/lib/component/elementlist.php:1330
#24: Bitrix\Iblock\Component\ElementList->loadData
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4686
#25: Bitrix\Iblock\Component\Base->initialLoadAction
	/home/bitrix/www/bitrix/components/bitrix/catalog.section/class.php:354
#26: CatalogSectionComponent->initialLoadAction
	
#27: call_user_func
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4873
#28: Bitrix\Iblock\Component\Base->doAction
	/home/bitrix/www/bitrix/modules/iblock/lib/component/base.php:4891
#29: Bitrix\Iblock\Component\Base->executeComponent
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:660
#30: CBitrixComponent->includeComponent
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1072
#31: CAllMain->IncludeComponent
	/home/bitrix/www/bitrix/templates/aspro_next/components/bitrix/catalog/whome/page_blocks/list_elements_1.php:506
#32: include_once(string)
	/home/bitrix/www/bitrix/templates/aspro_next/components/bitrix/catalog/whome/section.php:378
#33: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:790
#34: CBitrixComponentTemplate->__IncludePHPTemplate
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:885
#35: CBitrixComponentTemplate->IncludeTemplate
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:776
#36: CBitrixComponent->showComponentTemplate
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:716
#37: CBitrixComponent->includeComponentTemplate
	/home/bitrix/www/bitrix/components/bitrix/catalog/component.php:323
#38: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:607
#39: CBitrixComponent->__includeComponent
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:684
#40: CBitrixComponent->includeComponent
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1072
#41: CAllMain->IncludeComponent
	/home/bitrix/www/catalog/index.php:594
#42: require(string)
	/home/bitrix/www/bitrix/modules/webdebug.seo/lib/page.php:655
#43: WD\Seo\Page::includeComponentScript
	/home/bitrix/www/bitrix/modules/webdebug.seo/lib/page.php:644
#44: WD\Seo\Page::checkIncludeComponentScript
	/home/bitrix/www/bitrix/modules/webdebug.seo/lib/page.php:213
#45: WD\Seo\Page::onProlog
	/home/bitrix/www/bitrix/modules/webdebug.seo/lib/eventhandler.php:54
#46: WD\Seo\EventHandler::onProlog
	/home/bitrix/www/bitrix/modules/main/classes/general/module.php:483
#47: ExecuteModuleEventEx
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:3469
#48: CAllMain::PrologActions
	/home/bitrix/www/bitrix/modules/main/include/prolog_before.php:21
#49: require_once(string)
	/home/bitrix/www/bitrix/modules/main/include/prolog.php:10
#50: require_once(string)
	/home/bitrix/www/bitrix/header.php:1
#51: require(string)
	/home/bitrix/www/catalog/index.php:1
#52: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:184
#53: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2
----------

Fatal error: Uncaught Bitrix\Main\DB\SqlQueryException: Mysql query error: (2006) MySQL server has gone away in /home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:153 Stack trace: #0 /home/bitrix/www/bitrix/modules/main/lib/db/connection.php(327): Bitrix\Main\DB\MysqliConnection->queryInternal() #1 /home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php(3537): Bitrix\Main\DB\Connection->query() #2 /home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php(952): Bitrix\Main\ORM\Query\Query->query() #3 /home/bitrix/www/bitrix/modules/main/lib/orm/data/datamanager.php(513): Bitrix\Main\ORM\Query\Query->exec() #4 /home/bitrix/www/bitrix/modules/webdebug.seo/include.php(231): Bitrix\Main\ORM\Data\DataManager::getList() #5 /home/bitrix/www/bitrix/modules/webdebug.seo/lib/canonical.php(237): WD\Seo\Helper::getCrmSites() #6 /home/bitrix/www/bitrix/modules/webdebug.seo/lib/canonical.php(41): WD\Seo\Canonical::isAllowed() #7 /home/bitrix/www/bitrix/modules/webdebug.seo/lib/eventhandler.php(63): WD\Seo\Canonical in /home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php on line 153