Fatal error: Uncaught Error: Interface "Symfony\Component\Asset\PackageInterface" not found in C:\laragon\www\sfomantic\vendor\symfony\asset-mapper\MapperAwareAssetPackage.php:21 Stack trace: #0 {main} thrown in C:\laragon\www\sfomantic\vendor\symfony\asset-mapper\MapperAwareAssetPackage.php on line 21