Fatal error: Uncaught Error: Class 'Vich\UploaderBundle\Naming\HashNamer' not found in /home/cooplafobq/newplanning/var/cache/prod/ContainerQ6dx2g8/getHashNamerService.php:8 Stack trace: #0 {main} thrown in /home/cooplafobq/newplanning/var/cache/prod/ContainerQ6dx2g8/getHashNamerService.php on line 8