To solve the issue, exclude the disk that contains the VHD file
Symptoms
- You have a VHD file that contains an operating system and is booted from it;
- The VHD file is located on the physical drive that is the host operating system;
- You attempt to run a backup that contains the VHD drive and the physical drive of the host.
- This fails with this error:
The specified volume is nested too deeply to participate in the VSS operation
Cause
Backup of a disk containing VHD file from which a computer is currently booted is not possible.
Solution
Exclude the disk that contains the VHD file from which the computer is currently booted.