[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
SET NAMES 'utf8'
/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:149
#0: Bitrix\Main\DB\MysqliConnection->queryInternal
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:331
#1: Bitrix\Main\DB\Connection->query
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:380
#2: Bitrix\Main\DB\Connection->queryExecute
	/home/bitrix/www/bitrix/php_interface/after_connect_d7.php:3
#3: include(string)
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:1048
#4: Bitrix\Main\DB\Connection->afterConnected
	/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:110
#5: Bitrix\Main\DB\MysqliConnection->connectInternal
	/home/bitrix/www/bitrix/modules/main/lib/data/connection.php:53
#6: Bitrix\Main\Data\Connection->getResource
	/home/bitrix/www/bitrix/modules/main/classes/general/database.php:305
#7: CAllDatabase->DoConnect
	/home/bitrix/www/bitrix/modules/main/classes/general/database.php:703
#8: CAllDatabase->ForSql
	/home/bitrix/www/bitrix/modules/main/classes/general/sqlwhere.php:758
#9: CAllSQLWhere->addStringFilter
	/home/bitrix/www/bitrix/modules/main/classes/general/sqlwhere.php:401
#10: CAllSQLWhere->GetQueryEx
	/home/bitrix/www/bitrix/modules/main/classes/general/sqlwhere.php:281
#11: CAllSQLWhere->GetQuery
	/home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php:2225
#12: Bitrix\Main\ORM\Query\Query->buildWhere
	/home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php:2463
#13: Bitrix\Main\ORM\Query\Query->buildQuery
	/home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php:933
#14: Bitrix\Main\ORM\Query\Query->exec
	/home/bitrix/www/bitrix/modules/main/lib/orm/data/datamanager.php:513
#15: Bitrix\Main\ORM\Data\DataManager::getList
	/home/bitrix/www/bitrix/modules/main/lib/site.php:153
#16: Bitrix\Main\SiteTable::getByDomain
	/home/bitrix/www/bitrix/modules/main/lib/httpcontext.php:100
#17: Bitrix\Main\HttpContext->initializeCulture
	/home/bitrix/www/bitrix/modules/main/include.php:36
#18: require_once(string)
	/home/bitrix/www/bitrix/modules/main/include/prolog_before.php:19
#19: require_once(string)
	/home/bitrix/www/bitrix/modules/main/include/prolog.php:10
#20: require_once(string)
	/home/bitrix/www/bitrix/header.php:1
#21: require(string)
	/home/bitrix/www/index.php:1
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