Fatal error: Uncaught Error: Class 'League\OAuth2\Server\Grant\AbstractGrant' not found in /home/rijschoolmk/xibo.rijschool-mk.be/lib/Helper/McaasGrant.php:23 Stack trace: #0 {main} thrown in /home/rijschoolmk/xibo.rijschool-mk.be/lib/Helper/McaasGrant.php on line 23