Fatal error: Uncaught mysqli_sql_exception: Too many connections in /var/www/html/classes/Database.php:11 Stack trace: #0 /var/www/html/classes/Database.php(11): mysqli_real_connect() #1 /var/www/html/db.inc.php(16): Database->__construct() #2 /var/www/html/functions.inc.php(6): require_once('...') #3 /var/www/html/require.inc.php(2): require_once('...') #4 /var/www/html/index.php(16): require_once('...') #5 {main} thrown in /var/www/html/classes/Database.php on line 11