If you have recently upgraded your HyperV Servers or Cluster to Server 2016 and you are running Veeam, you may see the following error:
What this means is that Veeam will only perform FULL backups and not incrementals which is a bit of a crisis for most companies.
- On each of your HyperV hosts, shut down all of the VM’s
- Run the following PowerShell Command:
- Run the following PowerShell Command to ensure that all VM’s are at “8”
Get-VM * | Format-Table Name, Version
Once all of your VM’s are at version 8, you can restart your Veeam backup jobs and all will be well.
For more information on this process read this Microsoft doc.