Fatal error: Uncaught Error: Class "Intervention\Gif\Encoders\AbstractEncoder" not found in D:\programs\xampp\htdocs\backend-test\vendor\intervention\gif\src\Encoders\DataSubBlockEncoder.php:9 Stack trace: #0 {main} thrown in D:\programs\xampp\htdocs\backend-test\vendor\intervention\gif\src\Encoders\DataSubBlockEncoder.php on line 9