Hyper-V VM restore fails with error code HYPERV11
The account “virtual machines” doesn’t have write permissions on the folder where the VM guest state is stored.
- Follow the instructions provided in the link below to obtain job logs.
How to collect the detailed job logs
- Extract the logs and go to Phoenix<YYYYMMDD>_<timestamp>.log file to see the below traceback in the logs.
SyncError: Import failed. Import task failed to copy file from 'X:\Druva Backups\Planned \Virtual Machines\Phoenix\xxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxx.vmgs' to 'C:\ProgramData\Microsoft\Windows\Hyper-V\Planned Virtual M)achines\xxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxx.vmgs': The file or directory is corrupted and unreadable. (0x80070570). (#10009000b : 32768) (Error Code : HYPERV11
- The vmgs file is used for version 8.2 or higher Hyper-V virtual machines and is used to store the virtual machine guest state. It is located in the configured Disk folder on the local disk in case of standalone Hyper-v host or on the CSV volume in case of Clustered Hyper-v hosts
e.g. C:\ProgramData\Microsoft\Windows\Hyper-V\Planned Virtual Machinesin the above log snippet
- The virtual machine data gets restored to the location specified during the restore however saving the guest state fails which causes the restore to fail
- Edit the permissions for the folder and assign the account “virtual machines” write permission.
- Rerun the restore and it should be successful