FlexApp Packaging Console Error: Virtual Disk could not be mounted.

Problem:

When trying to Re-Activate the pack after capture on windows 10, disks might fail to replay

Error: Virtual Disk could not be mounted. Exit code was: -1070071767. Message was: All disks belonging to the pack failed. 

The activate package process was not completed successfully because of an error.

Symptoms:

Possible Resolution:

If this happens follow the steps below:

1. Open "Disk Management" on FPC (FlexApp Packaging Console) 
2. Find disk labeled "FlexApp" (usually Disk 1)
3. Right click on "Disk 1 Basic 5.00 GB Online" grey box.
4. Select "Detach VHD" 

Example:

Attempt to play back the package by pressing the "Activate" button:

Product: ProfileUnity

Product Version: 6.5.9