Fatal error: Uncaught Error: Class "Vich\UploaderBundle\Handler\AbstractHandler" not found in D:\htdocs\SuiteCRM\tmp\package\upgrade\SuiteCRM-8.9.1-extracted\core\backend\MediaObjects\Services\MediaObjectFileHandler.php:33 Stack trace: #0 {main} thrown in D:\htdocs\SuiteCRM\tmp\package\upgrade\SuiteCRM-8.9.1-extracted\core\backend\MediaObjects\Services\MediaObjectFileHandler.php on line 33