Fatal error: Uncaught Error: Interface "Symfony\Component\Lock\Exception\ExceptionInterface" not found in /home/dodom2/public_html/cgilink.biz/vendor/symfony/lock/Exception/UnserializableKeyException.php:21 Stack trace: #0 {main} thrown in /home/dodom2/public_html/cgilink.biz/vendor/symfony/lock/Exception/UnserializableKeyException.php on line 21