Over
Fatal error: Uncaught Error: Undefined constant "MERCHANT_NAME" in /var/www/vhosts/rijschoolmado.nl/httpdocs/page/over-ons.php:3
Stack trace:
#0 /var/www/vhosts/rijschoolmado.nl/httpdocs/index.php(184): include()
#1 {main}
thrown in /var/www/vhosts/rijschoolmado.nl/httpdocs/page/over-ons.php on line 3