Fatal error: Uncaught mysqli_sql_exception: Access denied for user 'root'@'localhost' (using password: NO) in /var/www/html/online/institutes/inst/institute.php:3
Stack trace:
#0 /var/www/html/online/institutes/inst/institute.php(3): mysqli->__construct()
#1 {main}
thrown in /var/www/html/online/institutes/inst/institute.php on line 3