[Bitrix\Main\DB\ConnectionException] 
Mysql connect error [localhost]: (2002) Connection refused (400)
/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:65
#0: Bitrix\Main\DB\MysqliConnection->connectInternal()
	/home/bitrix/www/bitrix/modules/main/lib/data/connection.php:53
#1: Bitrix\Main\Data\Connection->getResource()
	/home/bitrix/www/bitrix/modules/main/lib/db/mysqlisqlhelper.php:21
#2: Bitrix\Main\DB\MysqliSqlHelper->forSql(string, integer)
	/home/bitrix/www/bitrix/modules/main/lib/data/taggedcache.php:83
#3: Bitrix\Main\Data\TaggedCache->endTagCache()
	/home/bitrix/www/bitrix/modules/main/classes/general/cache.php:463
#4: CCacheManager->EndTagCache()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:1023
#5: CBitrixComponent->endResultCache()
	/home/bitrix/www/bitrix/components/bitrix/menu/component.php:108
#6: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:548
#7: CBitrixComponent->__includeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:94
#8: CBitrixComponent->executeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:585
#9: CBitrixComponent->includeComponent(string, array, boolean)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1035
#10: CAllMain->IncludeComponent(string, string, array, boolean)
	/home/bitrix/ext_www/race.rezeptsport.ru/local/templates/main/header.php:59
#11: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/prolog_after.php:96
#12: require(string)
	/home/bitrix/www/bitrix/modules/main/include/prolog.php:11
#13: require_once(string)
	/home/bitrix/www/bitrix/header.php:1
#14: require(string)
	/home/bitrix/ext_www/race.rezeptsport.ru/ru/photo/index.php:1
#15: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:159
#16: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2