Fatal error: Uncaught Error: Interface "Symfony\Component\Cache\Marshaller\MarshallerInterface" not found in C:\xampp\htdocs\ffmpeg\vendor\symfony\cache\Marshaller\TagAwareMarshaller.php:19 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ffmpeg\vendor\symfony\cache\Marshaller\TagAwareMarshaller.php on line 19