Fatal error: Uncaught Error: Interface "Symfony\Component\Config\Loader\LoaderInterface" not found in D:\programs\xampp\htdocs\blog\vendor\symfony\routing\Loader\AttributeClassLoader.php:54 Stack trace: #0 {main} thrown in D:\programs\xampp\htdocs\blog\vendor\symfony\routing\Loader\AttributeClassLoader.php on line 54