Fatal error: Uncaught Error: Interface 'Symfony\Component\Console\Output\OutputInterface' not found in /home/rijschoolmk/xibo.rijschool-mk.be/vendor/symfony/console/Output/ConsoleOutputInterface.php:20 Stack trace: #0 {main} thrown in /home/rijschoolmk/xibo.rijschool-mk.be/vendor/symfony/console/Output/ConsoleOutputInterface.php on line 20