Error HRESULT E_FAIL has been returned

In my RDS 2012 i was running a "Recreated All Virtual Desktops" on a Pooled collection when in the middle this happened

Get-RDVirtualDesktopCollectionJobStatus desktoppool

CollectionName       : desktoppool
Status               : UPDATE_VIRTUAL_DESKTOP_INPROGRESS
TotalVirtualDesktop  : 44
PercentCompleted     : 68%
FailedVirtualDesktop : 1
VirtualDesktopStatus :

    VirtualDesktopName   HostName                                 Status          Error

    ------------------   --------                                 ------          -----

ABC-VM8              ABCVH17.abc.forest.org               Completed.

ABC-VM9              ABCVH17.abc.forest.org               Completed.

ABC-VM2              ABCVH17.abc.forest.org               Failed          Error HRESULT E_FAIL has been
returned...
ABC-VM18             ABCVH17.abc.forest.org               Pending

ABCVM20             ABCVH17.abc.forest.org               Pending

ABC-VM22             ABCVH17.abc.forest.org               Pending

It appears hung. What do i do continue and how do i figure out what caused this?