- Veeam Support Knowledge Base
- Backup job reports Unfreeze Error (Over VIX)
Backup job reports Unfreeze Error (Over VIX)
| KB ID: | 1787 |
| Product: | Veeam Backup & Replication |
| Published: | 2013-07-08 |
| Last Modified: | 2024-05-16 |
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Challenge
Backup job returns an error:
Unfreeze error (over VIX): [Backup job failed.]
Running vssadmin list writers command within the guest may result in:
Non-Retryable error for Volume Shadow Copy Service (VSS) of the Microsoft Exchange Replication service
Cause
This issue is Microsoft-related and occurs when the VSS writer in charge of Microsoft Exchange Replication fails.
Solution
- Reinstall or perform a repair-install of VMware Tools.
- Reboot the guest operating system of the backed-up VM if possible.
- If neither of the above solutions works, see the Broadcom KB344277.
- If none of the above helps, please contact Microsoft Support for further assistance.
If this KB article did not resolve your issue or you need further assistance with Veeam software, please create a Veeam Support Case.
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