Fatal error: Uncaught Error: Class "Vich\UploaderBundle\Handler\AbstractHandler" not found in /home/rccglwuq/events.disio.com.ng/vendor/vich/uploader-bundle/Handler/UploadHandler.php:19 Stack trace: #0 {main} thrown in /home/rccglwuq/events.disio.com.ng/vendor/vich/uploader-bundle/Handler/UploadHandler.php on line 19