Fatal error: Uncaught mysqli_sql_exception: Connection refused in /var/www/proyectos/library/database.php:29 Stack trace: #0 /var/www/proyectos/library/database.php(29): mysqli->__construct() #1 /var/www/proyectos/index.php(8): db->__construct() #2 {main} thrown in /var/www/proyectos/library/database.php on line 29