Stop Frozen Virtual Desktop Creation for XenDesktop

from powershell…
cd XDHyp:
cd HostingUnits
ls
Get-ProvTask -active $true
note the TaskID
Stop-ProvTask –TaskId 95836101-0995-4de3-81ab-b0129564cffc –AdminAddress YourDesktopControllerHere
remove-ProvTask –TaskId 95836101-0995-4de3-81ab-b0129564cffc –AdminAddress YourDesktopControllerHere