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

				SELECT FROM_MODULE_ID, MESSAGE_ID, SORT, TO_MODULE_ID, TO_PATH,
					TO_CLASS, TO_METHOD, TO_METHOD_ARG, VERSION
				FROM b_module_to_module m2m
					INNER JOIN b_module m ON (m2m.TO_MODULE_ID = m.ID)
				ORDER BY SORT
			
/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/eventmanager.php:230
#2: Bitrix\Main\EventManager->loadEventHandlers()
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/eventmanager.php:333
#3: Bitrix\Main\EventManager->findEventHandlers(string, string, NULL)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/eventmanager.php:368
#4: Bitrix\Main\EventManager->send(object)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/event.php:142
#5: Bitrix\Main\Event->send()
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/usertype.php:1283
#6: CUserTypeManager->getEntityList()
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/orm/entity.php:304
#7: Bitrix\Main\ORM\Entity->postInitialize()
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/orm/entity.php:126
#8: Bitrix\Main\ORM\Entity::getInstanceDirect(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/orm/entity.php:104
#9: Bitrix\Main\ORM\Entity::getInstance(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/orm/data/datamanager.php:81
#10: Bitrix\Main\ORM\Data\DataManager::getEntity()
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/orm/data/datamanager.php:549
#11: Bitrix\Main\ORM\Data\DataManager::query()
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/lib/orm/data/datamanager.php:440
#12: Bitrix\Main\ORM\Data\DataManager::getList(array)
	/var/www/www-root/data/www/server-expert.com/bitrix/components/dresscode/sale.geo.positiion/component.php:31
#13: include(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component.php:605
#14: CBitrixComponent->__includeComponent()
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/component.php:680
#15: CBitrixComponent->includeComponent(string, array, boolean, boolean)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/classes/general/main.php:1041
#16: CAllMain->IncludeComponent(string, string, array, boolean, array)
	/var/www/www-root/data/www/server-expert.com/bitrix/templates/dresscodeV2_copy/headers/header5/template.php:12
#17: require_once(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/templates/dresscodeV2_copy/header.php:72
#18: include_once(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/include/prolog_after.php:106
#19: require(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/include/prolog.php:10
#20: require_once(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/header.php:1
#21: require(string)
	/var/www/www-root/data/www/server-expert.com/catalog/index.php:2
#22: include_once(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/modules/main/include/urlrewrite.php:159
#23: include_once(string)
	/var/www/www-root/data/www/server-expert.com/bitrix/urlrewrite.php:2