Article: 4610023
Issue
The Core error When trying to mount VHD file with AppAssure VHD mounting tool Explorer has errors (CZA0014). Unable to open VHD occurs when trying to attach a VHD within a mounted Hyper-V recovery point.
Cause
This error appears because Replay can’t open the VHD while the Hyper-V Toolset is being used.
Solution
Please see the link below for a solution to the issue: