Fatal error: Uncaught exception 'PDOException' with message 'SQLSTATE[HY000] [2005] Unknown MySQL server host 'DB_HOST' (1)' in /home/ngzkwgrq/www/includes/sql.php:2 Stack trace: #0 /home/ngzkwgrq/www/includes/sql.php(2): PDO->__construct('mysql:host=DB_H...', 'DB_USER', 'DB_PASSWORD') #1 /home/ngzkwgrq/www/voorwaarden.php(54): include('/home/ngzkwgrq/...') #2 {main} thrown in /home/ngzkwgrq/www/includes/sql.php on line 2