[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)

				SELECT NAME, VALUE 
				FROM b_option 
				WHERE MODULE_ID = 'catalog' 
			
/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/db/connection.php:330
#1: Bitrix\Main\DB\Connection->query(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/config/option.php:196
#2: Bitrix\Main\Config\Option::load(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/config/option.php:38
#3: Bitrix\Main\Config\Option::get(string, string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/catalog/general/querybuilder.php:2090
#4: CProductQueryBuilder::selectSubscribe(array, array, array)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/catalog/general/querybuilder.php:1507
#5: CProductQueryBuilder::getField(array, array)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/catalog/general/querybuilder.php:1868
#6: CProductQueryBuilder::buildSelect(array, array)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/catalog/general/querybuilder.php:1831
#7: CProductQueryBuilder::build(array)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/catalog/general/querybuilder.php:1768
#8: CProductQueryBuilder::prepareQuery(array, array)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/catalog/general/querybuilder.php:68
#9: CProductQueryBuilder::makeQuery(array)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/iblock/classes/mysql/iblockelement.php:555
#10: CIBlockElement->prepareSql(array, array, boolean, array)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/iblock/classes/mysql/iblockelement.php:666
#11: CIBlockElement::GetList(array, array, boolean, boolean, array)
	/var/www/www-root/data/www/server-expert.com/bitrix/components/dresscode/catalog.item/component.php:386
#12: include(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component.php:605
#13: CBitrixComponent->__includeComponent()
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component.php:680
#14: CBitrixComponent->includeComponent(string, array, boolean, boolean)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/main.php:1041
#15: CAllMain->IncludeComponent(string, string, array, boolean, array)
	/var/www/www-root/data/www/server-expert.com/bitrix/templates/dresscodeV2_copy/components/bitrix/catalog/.default/element.php:129
#16: include(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component_template.php:789
#17: CBitrixComponentTemplate->__IncludePHPTemplate(array, array, string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component_template.php:884
#18: CBitrixComponentTemplate->IncludeTemplate(array)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component.php:764
#19: CBitrixComponent->showComponentTemplate()
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component.php:712
#20: CBitrixComponent->includeComponentTemplate(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/components/bitrix/catalog/component.php:171
#21: include(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component.php:605
#22: CBitrixComponent->__includeComponent()
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component.php:680
#23: CBitrixComponent->includeComponent(string, array, NULL, boolean)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/main.php:1041
#24: CAllMain->IncludeComponent(string, string, array)
	/var/www/www-root/data/www/server-expert.com/catalog/index.php:10
#25: include_once(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/include/urlrewrite.php:159
#26: include_once(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/urlrewrite.php:2