Fatal error: Uncaught Error: Class 'Vich\UploaderBundle\Storage\AbstractStorage' not found in /home/itscm/dev.its.cm/itsgateway/vendor/vich/uploader-bundle/src/Storage/FlysystemStorage.php:17 Stack trace: #0 {main} thrown in /home/itscm/dev.its.cm/itsgateway/vendor/vich/uploader-bundle/src/Storage/FlysystemStorage.php on line 17