Fatal error: Uncaught Error: Class 'Symfony\Component\Translation\Extractor\AbstractFileExtractor' not found in /var/www/html/simplesamlphp/vendor/symfony/twig-bridge/Translation/TwigExtractor.php:28
Stack trace:
#0 {main}
  thrown in /var/www/html/simplesamlphp/vendor/symfony/twig-bridge/Translation/TwigExtractor.php on line 28