Fatal error: Uncaught Error: Class 'CAS_ProxyChain' not found in /home/rijschoolmk/xibo.rijschool-mk.be/vendor/apereo/phpcas/source/CAS/ProxyChain/Trusted.php:43 Stack trace: #0 {main} thrown in /home/rijschoolmk/xibo.rijschool-mk.be/vendor/apereo/phpcas/source/CAS/ProxyChain/Trusted.php on line 43