[Bitrix\Main\DB\ConnectionException] 
Mysql connect error [localhost]: (1040) Too many connections (400)
/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:86
#0: Bitrix\Main\DB\MysqliConnection->connectInternal
	/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:137
#1: Bitrix\Main\DB\MysqliConnection->queryInternal
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:331
#2: Bitrix\Main\DB\Connection->query
	/home/bitrix/www/bitrix/modules/main/lib/db/mysqlcommonconnection.php:299
#3: Bitrix\Main\DB\MysqlCommonConnection->lock
	/home/bitrix/www/bitrix/modules/main/lib/session/handlers/table/usersessiontable.php:119
#4: Bitrix\Main\Session\Handlers\Table\UserSessionTable::lock
	/home/bitrix/www/bitrix/modules/main/lib/session/handlers/databasesessionhandler.php:50
#5: Bitrix\Main\Session\Handlers\DatabaseSessionHandler->lock
	/home/bitrix/www/bitrix/modules/main/lib/session/handlers/abstractsessionhandler.php:52
#6: Bitrix\Main\Session\Handlers\AbstractSessionHandler->read
	
#7: session_start
	/home/bitrix/www/bitrix/modules/main/lib/session/session.php:155
#8: Bitrix\Main\Session\Session->start
	/home/bitrix/www/bitrix/modules/main/lib/session/kernelsessionproxy.php:47
#9: Bitrix\Main\Session\KernelSessionProxy->start
	/home/bitrix/www/bitrix/modules/main/include.php:168
#10: require_once(string)
	/home/bitrix/www/bitrix/modules/main/include/prolog_before.php:19
#11: require_once(string)
	/home/bitrix/www/bitrix/modules/main/include/prolog.php:10
#12: require_once(string)
	/home/bitrix/www/bitrix/header.php:1
#13: require(string)
	/home/bitrix/www/company/staff/index.php:2
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