Start with this Autodesk KB:
Then search here for more information if needed:
I had the "trusted installer" service disabled, i turned it to automatic (enabled) and then just executed the faro ls intaller, and it worked.
Then i disabled the trusted installer again because it annoys my system xD
How did i realize it was the problem?=I tried to delete the folder"V:\Windows\winsxs\InstallTemp\2014062920211
Hope this helps
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