Fatal error: Uncaught mysqli_sql_exception: Connection refused in /var/www/html/system/conn.php:10
Stack trace:
#0 /var/www/html/system/conn.php(10): mysqli->__construct()
#1 /var/www/html/index.php(7): include('...')
#2 {main}
thrown in /var/www/html/system/conn.php on line 10