Ошибка EX1045

Здравствуйте! При попытке установить форум вылазит такая ошибка: 

Access denied for user ''@'localhost' (using password: NO)

<spoiler>
IPS\Db\Exception: Access denied for user ''@'localhost' (using password: NO) (1045)
#0 C:\OpenServer\domains\forum.f13game.ru\system\Db\Db.php(120): IPS\_Db::_establishConnection('IPS\\Db', Array, false)
#1 C:\OpenServer\domains\forum.f13game.ru\system\Settings\Settings.php(157): IPS\_Db::i()
#2 C:\OpenServer\domains\forum.f13game.ru\system\Settings\Settings.php(107): IPS\_Settings->loadFromDb()
#3 C:\OpenServer\domains\forum.f13game.ru\system\Http\Url\Friendly.php(455): IPS\_Settings->__get('furl_configurat...')
#4 C:\OpenServer\domains\forum.f13game.ru\system\Http\Url\Friendly.php(91): IPS\Http\Url\_Friendly::furlDefinition()
#5 C:\OpenServer\domains\forum.f13game.ru\system\Http\Url.php(242): IPS\Http\Url\_Friendly::createFriendlyUrlFromComponents(Array, '/admin/install')
#6 C:\OpenServer\domains\forum.f13game.ru\system\Request\Request.php(244): IPS\Http\_Url::createFromString('http://forum.f1...', true, true)
#7 C:\OpenServer\domains\forum.f13game.ru\applications\core\modules\setup\install\systemcheck.php(46): IPS\_Request->url()
#8 C:\OpenServer\domains\forum.f13game.ru\system\Dispatcher\Controller.php(97): IPS\core\modules\setup\install\_systemcheck->manage()
#9 C:\OpenServer\domains\forum.f13game.ru\system\Dispatcher\Setup.php(222): IPS\Dispatcher\_Controller->execute()
#10 C:\OpenServer\domains\forum.f13game.ru\admin\install\index.php(14): IPS\Dispatcher\_Setup->run()
#11 {main}
</spoiler>

DELETE // случайно создал 2 темы.