Fatal error: Uncaught PDOException: SQLSTATE[HY000] [1045] Access denied for user 'root'@'localhost' (using password: YES) in /var/www/ytetienlu/db_connect.php:17 Stack trace: #0 /var/www/ytetienlu/db_connect.php(17): PDO->__construct('mysql:host=127....', 'root', 'Caycanhlt@1') #1 /var/www/ytetienlu/noibo/index.php(2): include('/var/www/ytetie...') #2 {main} thrown in /var/www/ytetienlu/db_connect.php on line 17