Fatal error: Uncaught Error: Interface "Symfony\Component\Cache\Marshaller\MarshallerInterface" not found in C:\WebServer\htdocs\bookshelf\vendor\symfony\http-foundation\Session\Storage\Handler\IdentityMarshaller.php:19 Stack trace: #0 {main} thrown in C:\WebServer\htdocs\bookshelf\vendor\symfony\http-foundation\Session\Storage\Handler\IdentityMarshaller.php on line 19