Fatal error: Uncaught Error: Interface "Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface" not found in C:\WebServer\htdocs\bookshelf\vendor\symfony\routing\DependencyInjection\AddExpressionLanguageProvidersPass.php:23 Stack trace: #0 {main} thrown in C:\WebServer\htdocs\bookshelf\vendor\symfony\routing\DependencyInjection\AddExpressionLanguageProvidersPass.php on line 23