[Bitrix\Main\DB\ConnectionException] 
Mysql connect error [localhost]: (2002) No such file or directory (400)
/home/prod/web/prodavaka.ua/public_html/bitrix/modules/main/lib/db/mysqliconnection.php:65
#0: Bitrix\Main\DB\MysqliConnection->connectInternal
	/home/prod/web/prodavaka.ua/public_html/bitrix/modules/main/lib/data/connection.php:53
#1: Bitrix\Main\Data\Connection->getResource
	/home/prod/web/prodavaka.ua/public_html/bitrix/modules/main/lib/db/mysqlisqlhelper.php:21
#2: Bitrix\Main\DB\MysqliSqlHelper->forSql
	/home/prod/web/prodavaka.ua/public_html/bitrix/modules/main/lib/config/option.php:193
#3: Bitrix\Main\Config\Option::load
	/home/prod/web/prodavaka.ua/public_html/bitrix/modules/main/lib/config/option.php:38
#4: Bitrix\Main\Config\Option::get
	/home/prod/web/prodavaka.ua/public_html/bitrix/modules/main/lib/httprequest.php:392
#5: Bitrix\Main\HttpRequest->prepareCookie
	/home/prod/web/prodavaka.ua/public_html/bitrix/modules/main/lib/httprequest.php:69
#6: Bitrix\Main\HttpRequest->__construct
	/home/prod/web/prodavaka.ua/public_html/bitrix/modules/main/lib/httpapplication.php:48
#7: Bitrix\Main\HttpApplication->initializeContext
	/home/prod/web/prodavaka.ua/public_html/bitrix/modules/main/lib/application.php:122
#8: Bitrix\Main\Application->initializeExtendedKernel
	/home/prod/web/prodavaka.ua/public_html/bitrix/modules/main/include.php:23
#9: require_once(string)
	/home/prod/web/prodavaka.ua/public_html/bitrix/modules/main/include/prolog_before.php:14
#10: require_once(string)
	/home/prod/web/prodavaka.ua/public_html/bitrix/modules/main/include/prolog.php:10
#11: require_once(string)
	/home/prod/web/prodavaka.ua/public_html/bitrix/header.php:1
#12: require(string)
	/home/prod/web/prodavaka.ua/public_html/catalog/index.php:2
#13: include_once(string)
	/home/prod/web/prodavaka.ua/public_html/local/modules/webvision.main/wv_urlrewrite.php:165
#14: include_once(string)
	/home/prod/web/prodavaka.ua/public_html/local/wv_urlrewrite.php:2