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

/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/lib/db/connection.php:330
#1: Bitrix\Main\DB\Connection->query(string)
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/lib/orm/query/query.php:3398
#2: Bitrix\Main\ORM\Query\Query->query(string)
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/lib/orm/query/query.php:825
#3: Bitrix\Main\ORM\Query\Query->exec()
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/lib/orm/data/datamanager.php:500
#4: Bitrix\Main\ORM\Data\DataManager::getList(array)
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/iblock/lib/component/base.php:4644
#5: Bitrix\Iblock\Component\Base->getTemplateCurrencies()
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/iblock/lib/component/elementlist.php:1697
#6: Bitrix\Iblock\Component\ElementList->editTemplateData()
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/iblock/lib/component/base.php:4757
#7: Bitrix\Iblock\Component\Base->applyTemplateModifications()
	/var/www/akbat/data/www/akbat.ru/local/templates/template/components/bitrix/catalog/.default/bitrix/catalog.section/.default/result_modifier.php:9
#8: include(string)
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/classes/general/component_template.php:946
#9: CBitrixComponentTemplate->__IncludeMutatorFile(array, array)
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/classes/general/component_template.php:853
#10: CBitrixComponentTemplate->IncludeTemplate(array)
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/classes/general/component.php:764
#11: CBitrixComponent->showComponentTemplate()
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/classes/general/component.php:712
#12: CBitrixComponent->includeComponentTemplate()
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/iblock/lib/component/base.php:4561
#13: Bitrix\Iblock\Component\Base->loadData()
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/iblock/lib/component/elementlist.php:1232
#14: Bitrix\Iblock\Component\ElementList->loadData()
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/iblock/lib/component/base.php:4540
#15: Bitrix\Iblock\Component\Base->initialLoadAction()
	/var/www/akbat/data/www/akbat.ru/bitrix/components/bitrix/catalog.section/class.php:334
#16: CatalogSectionComponent->initialLoadAction()
	
#17: call_user_func(array)
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/iblock/lib/component/base.php:4725
#18: Bitrix\Iblock\Component\Base->doAction()
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/iblock/lib/component/base.php:4743
#19: Bitrix\Iblock\Component\Base->executeComponent()
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/classes/general/component.php:656
#20: CBitrixComponent->includeComponent(string, array, object, boolean)
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/classes/general/main.php:1041
#21: CAllMain->IncludeComponent(string, string, array, object)
	/var/www/akbat/data/www/akbat.ru/local/templates/template/components/bitrix/catalog/.default/2quick.section.php:501
#22: include(string)
	/var/www/akbat/data/www/akbat.ru/local/templates/template/components/bitrix/catalog/.default/section.php:74
#23: include(string)
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/classes/general/component_template.php:789
#24: CBitrixComponentTemplate->__IncludePHPTemplate(array, array, string)
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/classes/general/component_template.php:884
#25: CBitrixComponentTemplate->IncludeTemplate(array)
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/classes/general/component.php:764
#26: CBitrixComponent->showComponentTemplate()
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/classes/general/component.php:712
#27: CBitrixComponent->includeComponentTemplate(string)
	/var/www/akbat/data/www/akbat.ru/bitrix/components/bitrix/catalog/component.php:171
#28: include(string)
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/classes/general/component.php:605
#29: CBitrixComponent->__includeComponent()
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/classes/general/component.php:680
#30: CBitrixComponent->includeComponent(string, array, boolean, boolean)
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/classes/general/main.php:1041
#31: CAllMain->IncludeComponent(string, string, array, boolean)
	/var/www/akbat/data/www/akbat.ru/catalog/index.php:374
#32: include_once(string)
	/var/www/akbat/data/www/akbat.ru/bitrix/modules/main/include/urlrewrite.php:159
#33: include_once(string)
	/var/www/akbat/data/www/akbat.ru/bitrix/urlrewrite.php:2