Fatal error: Uncaught Error: Class 'Twig_Extension' not found in /home/almasai/www/people/_old_site/vendor/symfony/src/Symfony/Bridge/Twig/Extension/YamlExtension.php:21 Stack trace: #0 {main} thrown in /home/almasai/www/people/_old_site/vendor/symfony/src/Symfony/Bridge/Twig/Extension/YamlExtension.php on line 21