Fatal error: Uncaught mysqli_sql_exception: Access denied for user 'root'@'192.168.176.9' (using password: YES) in /var/www/html/class/Database.php:10 Stack trace: #0 /var/www/html/class/Database.php(10): mysqli_connect('mysql-user', 'root', Object(SensitiveParameterValue), 'userdb') #1 /var/www/html/class/Database.php(17): Database->__construct() #2 /var/www/html/config/Router.php(12): Database::getLink() #3 /var/www/html/index.php(7): require_once('/var/www/html/c...') #4 {main} thrown in /var/www/html/class/Database.php on line 10