Warning: mysqli::__construct(): (HY000/1045): Access denied for user 'root'@'localhost' (using password: YES) in /var/www/html/q_trace/config.php on line 19

Warning: mysqli::__construct(): (HY000/1045): Access denied for user 'root'@'localhost' (using password: YES) in /var/www/html/q_trace/config.php on line 32
Connection failed: Access denied for user 'root'@'localhost' (using password: YES)