[Bitrix\Main\DB\ConnectionException] 
Mysql connect error [localhost]: (1040) Too many connections (400)
/var/www/html/bitrix/modules/main/lib/db/mysqliconnection.php:82
#0: Bitrix\Main\DB\MysqliConnection->connectInternal()
	/var/www/html/bitrix/modules/main/lib/data/connection.php:53
#1: Bitrix\Main\Data\Connection->getResource()
	/var/www/html/bitrix/modules/main/classes/general/database.php:283
#2: CAllDatabase->DoConnect()
	/var/www/html/bitrix/modules/main/classes/mysql/database_mysqli.php:76
#3: CDatabase->ForSql(string)
	/var/www/html/bitrix/modules/main/classes/general/sqlwhere.php:713
#4: CAllSQLWhere->addStringFilter(array, boolean, string, string, string)
	/var/www/html/bitrix/modules/main/classes/general/sqlwhere.php:376
#5: CAllSQLWhere->GetQueryEx(array, array)
	/var/www/html/bitrix/modules/main/classes/general/sqlwhere.php:261
#6: CAllSQLWhere->GetQuery(array)
	/var/www/html/bitrix/modules/main/lib/orm/query/query.php:2231
#7: Bitrix\Main\ORM\Query\Query->buildWhere()
	/var/www/html/bitrix/modules/main/lib/orm/query/query.php:2461
#8: Bitrix\Main\ORM\Query\Query->buildQuery()
	/var/www/html/bitrix/modules/main/lib/orm/query/query.php:933
#9: Bitrix\Main\ORM\Query\Query->exec()
	/var/www/html/bitrix/modules/main/lib/orm/data/datamanager.php:513
#10: Bitrix\Main\ORM\Data\DataManager::getList(array)
	/var/www/html/bitrix/modules/main/lib/orm/data/datamanager.php:413
#11: Bitrix\Main\ORM\Data\DataManager::getRow(array)
	/var/www/html/bitrix/modules/main/lib/session/handlers/databasesessionhandler.php:24
#12: Bitrix\Main\Session\Handlers\DatabaseSessionHandler->processRead(string)
	/var/www/html/bitrix/modules/main/lib/session/handlers/abstractsessionhandler.php:59
#13: Bitrix\Main\Session\Handlers\AbstractSessionHandler->read(string)
	
#14: session_start()
	/var/www/html/bitrix/modules/main/lib/session/session.php:152
#15: Bitrix\Main\Session\Session->start()
	/var/www/html/bitrix/modules/main/lib/session/kernelsessionproxy.php:42
#16: Bitrix\Main\Session\KernelSessionProxy->start()
	/var/www/html/bitrix/modules/main/include.php:169
#17: require_once(string)
	/var/www/html/bitrix/modules/main/include/prolog_before.php:14
#18: require_once(string)
	/var/www/html/bitrix/modules/main/include/prolog.php:10
#19: require_once(string)
	/var/www/html/bitrix/header.php:1
#20: require(string)
	/var/www/html/news/index.php:2
#21: include_once(string)
	/var/www/html/bitrix/modules/main/include/urlrewrite.php:174
#22: include_once(string)
	/var/www/html/bitrix/urlrewrite.php:2
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