Fatal error: Uncaught Error: Interface "Spatie\ResponseCache\Serializers\Serializer" not found in /var/www/html/vendor/spatie/laravel-responsecache/src/Serializers/DefaultSerializer.php:10 Stack trace: #0 {main} thrown in /var/www/html/vendor/spatie/laravel-responsecache/src/Serializers/DefaultSerializer.php on line 10