POSIX: Failed to open file [/dev/veeamimageX].


Veeam backups via the linux agent are completing with the error:

No such device

POSIX: Failed to open file [/dev/veeamimageX]

Failed to open emulated disk

Failed to open disk for read

Failed to upload disk

Agent failed to process method {DataTransfer.SyncDisk}



  1. Log into the Linux machine as an account with su or sudo access
  2. Unmount each Veeam virtual device that’s throwing errors by running:  umount /dev/veeamimageX
  3. Restart the Veeam service:  systemctl restart veeamservice
  4. Run the job again from the VBR console