Failed to perform Veeam VSS freeze: guest OS 'otherGuest' is not supported
| KB ID: | 1062 |
| Product: | Veeam Backup & Replication |
| Version: | 5.X |
| Published: | 2011-07-19 |
| Last Modified: | 2020-08-13 |
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Challenge
When backing up a Windows server, VSS fails.
You receive the following error when backing up a Windows Server:
Indexing guest file system Failed to perform index: guest OS 'otherGuest' is not supported
Freezing guest operating system Failed to perform Veeam VSS freeze: guest OS 'otherGuest' is not supported
Cause
VMware tools do not recognize guest OS and mark it as OtherGuest.
Solution
To address, use Registry Editor and add the following entry:
HKLM\SOFTWARE\VeeaM\Veeam Backup and Replication\
VssOtherGuest
DWORD = 1
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