Fatal error: Uncaught Error: Interface 'Symfony\Component\Console\Output\OutputInterface' not found in /var/www/alldocs/home/rprather/TIWebsite/simplesamlphp_idp/vendor/symfony/console/Output/Output.php:30 Stack trace: #0 {main} thrown in /var/www/alldocs/home/rprather/TIWebsite/simplesamlphp_idp/vendor/symfony/console/Output/Output.php on line 30