[Bitrix\Main\DB\ConnectionException] 
Mysql connect error [127.0.0.1]: (1203) User portalku already has more than 'max_user_connections' active connections (400)
/home/portalku/public_html/bitrix/modules/main/lib/db/mysqliconnection.php:65
#0: Bitrix\Main\DB\MysqliConnection->connectInternal
	/home/portalku/public_html/bitrix/modules/main/lib/db/mysqliconnection.php:122
#1: Bitrix\Main\DB\MysqliConnection->queryInternal
	/home/portalku/public_html/bitrix/modules/main/lib/db/connection.php:330
#2: Bitrix\Main\DB\Connection->query
	/home/portalku/public_html/bitrix/modules/main/lib/orm/query/query.php:3304
#3: Bitrix\Main\ORM\Query\Query->query
	/home/portalku/public_html/bitrix/modules/main/lib/orm/query/query.php:816
#4: Bitrix\Main\ORM\Query\Query->exec
	/home/portalku/public_html/bitrix/modules/main/lib/orm/data/datamanager.php:500
#5: Bitrix\Main\ORM\Data\DataManager::getList
	/home/portalku/public_html/bitrix/modules/catalog/general/catalog_sku.php:143
#6: CAllCatalogSku::GetInfoByProductIBlock
	/home/portalku/public_html/bitrix/modules/iblock/lib/propertyindex/facet.php:45
#7: Bitrix\Iblock\PropertyIndex\Facet->__construct
	/home/portalku/public_html/bitrix/modules/iblock/lib/propertyindex/querybuilder.php:28
#8: Bitrix\Iblock\PropertyIndex\QueryBuilder->__construct
	/home/portalku/public_html/bitrix/modules/iblock/classes/general/iblockelement.php:657
#9: CAllIBlockElement->MkFilter
	/home/portalku/public_html/bitrix/modules/iblock/classes/general/iblockelement.php:3088
#10: CAllIBlockElement->PrepareGetList
	/home/portalku/public_html/bitrix/modules/iblock/classes/mysql/iblockelement.php:326
#11: CIBlockElement->prepareSql
	/home/portalku/public_html/bitrix/modules/iblock/classes/mysql/iblockelement.php:662
#12: CIBlockElement::GetList
	/home/portalku/public_html/bitrix/php_interface/init.php:295
#13: OnPageStartHandler
	/home/portalku/public_html/bitrix/modules/main/classes/general/module.php:475
#14: ExecuteModuleEventEx
	/home/portalku/public_html/bitrix/modules/main/include.php:291
#15: require_once(string)
	/home/portalku/public_html/bitrix/modules/main/include/prolog_before.php:14
#16: require_once(string)
	/home/portalku/public_html/bitrix/modules/main/include/prolog.php:10
#17: require_once(string)
	/home/portalku/public_html/bitrix/header.php:1
#18: require(string)
	/home/portalku/public_html/articles/detail.php:2
#19: include_once(string)
	/home/portalku/public_html/bitrix/modules/main/include/urlrewrite.php:159
#20: include_once(string)
	/home/portalku/public_html/bitrix/urlrewrite.php:2