Hi @matti

Disk Image Transfer requires RHV to be in version 4.3+. For version 4.2 you can only use the disk attachment strategy which gives you the possibility to do only full backups. This strategy also requires having a node installed inside the RHV cluster as a proxy vm.

https://storware.gitbook.io/backup-and-recovery/protecting-virtual-machines/virtual-machines/red-hat-virtualization#disk-attachment-with-proxy-vm