Fatal error: Uncaught Error: Interface 'Symfony\Component\Config\FileLocatorInterface' not found in /var/www/alldocs/home/rprather/webdev/cms_static/simplesamlphp_sp/vendor/symfony/config/FileLocator.php:21 Stack trace: #0 {main} thrown in /var/www/alldocs/home/rprather/webdev/cms_static/simplesamlphp_sp/vendor/symfony/config/FileLocator.php on line 21