Fatal error: Uncaught Error: Class 'Doctrine\ORM\Mapping\Driver\YamlDriver' not found in /home/almasai/www/people/_old_site/vendor/symfony/src/Symfony/Bridge/Doctrine/Mapping/Driver/YamlDriver.php:22 Stack trace: #0 {main} thrown in /home/almasai/www/people/_old_site/vendor/symfony/src/Symfony/Bridge/Doctrine/Mapping/Driver/YamlDriver.php on line 22