So, environment is:
Citrix PVS 6.1 Hotfix 19
SCCM 2012 r2 Client (version : 5.00.7958.1000) installed in vDisk image
Duplicate Guid’s for all target devices
Followed the steps in
Did find this piece in addition to the above steps to fix
In it mentions disabling the client authentication service under the personal folder and your server certificate.
Untick the client authentication box, click ok, do your sealing up steps and voila! no more duplicate GUID’s!