Fatal error: Uncaught PDOException: SQLSTATE[HY000] [2002] Connection refused in /var/www/html/app/database.php:17 Stack trace: #0 /var/www/html/app/index.php(4): require_once() #1 /var/www/html/public/index.php(6): require('/var/www/html/a...') #2 {main} thrown in /var/www/html/app/database.php on line 17