Fatal error: Uncaught Error: Class "League\Fractal\Serializer\ArraySerializer" not found in D:\programs\xampp\htdocs\backend-test\vendor\league\fractal\src\Serializer\DataArraySerializer.php:14 Stack trace: #0 {main} thrown in D:\programs\xampp\htdocs\backend-test\vendor\league\fractal\src\Serializer\DataArraySerializer.php on line 14