"Failed to convert [Not Settable] to UUID."
Challenge
Veeam Backup & Replication task interacting with Proxmox VE host fails with:
Failed to convert [Not Settable] to UUID
Cause
This occurs when the Proxmox VE host has an empty bios UUID, or the reported bios UUID value is unparsable.
Solution
- Remove workers (if any) from the Veeam Backup & Replication configuration.
- Remove the Proxmox VE server from the Veeam Backup & Replication configuration.
- Review the Proxymox VE server's configuration and ensure that it has a BIOS UUID set correctly, per the vendor's documentation.
- Execute the following command on the Proxmox VE host to verify it reports a BIOS UUID correctly:
- Add the Proxmox VE server to Veeam Backup & Replication again, deploy workers, and proceed as normal.
More Information
Related Veeam R&D Forum thread: Failed to convert [Not Settable] to UUID
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