Fatal error: Uncaught Error: Class "App\Services\Filesystem\Abstract\AbstractFFMpegService" not found in C:\xampp\htdocs\app\Services\Filesystem\Upload\VideoThumbnailService.php:12 Stack trace: #0 {main} thrown in C:\xampp\htdocs\app\Services\Filesystem\Upload\VideoThumbnailService.php on line 12