Fatal error: Uncaught Error: Interface "Symfony\Component\Config\Loader\LoaderInterface" not found in D:\Apache24\www\gs1_taizhou\back\vendor\symfony\routing\Loader\AnnotationClassLoader.php:72 Stack trace: #0 {main} thrown in D:\Apache24\www\gs1_taizhou\back\vendor\symfony\routing\Loader\AnnotationClassLoader.php on line 72