Fatal error: Uncaught Error: Call to undefined function mysqli_connect() in /var/www/vhosts/heijmansgeffen.nl/httpdocs/classes/dbcontroller.class.php:41
Stack trace:
#0 /var/www/vhosts/heijmansgeffen.nl/httpdocs/index.php(12): DBController->connect()
#1 {main}
  thrown in /var/www/vhosts/heijmansgeffen.nl/httpdocs/classes/dbcontroller.class.php on line 41