Fatal error: Uncaught Error: Interface 'Symfony\Component\DependencyInjection\ContainerAwareInterface' not found in /var/www/alldocs/home/cmckay/cms_static/simplesamlphp_sp/vendor/symfony/framework-bundle/Controller/Controller.php:26 Stack trace: #0 {main} thrown in /var/www/alldocs/home/cmckay/cms_static/simplesamlphp_sp/vendor/symfony/framework-bundle/Controller/Controller.php on line 26