Fatal error: Uncaught Error: Interface "Assetic\Asset\AssetInterface" not found in C:\xampp\htdocs\electronica\vendor\kriswallsmith\assetic\src\Assetic\Asset\AssetCollectionInterface.php:19 Stack trace: #0 {main} thrown in C:\xampp\htdocs\electronica\vendor\kriswallsmith\assetic\src\Assetic\Asset\AssetCollectionInterface.php on line 19