Just ran into this issue myself.  In my case we found a handful of UF's that had corrupted PATH statements.  Verify you have a correct system path by executing the following Powershell cmd-let $env:path If your path statement does not contain the following entries, chances are this is why you are receiving the . C:\WINDOWS\system32;C:\WINDOWS;C:\WINDOWS\System32\Wbem;C:\WINDOWS\System32\WindowsPowerShell\v1.0\   ... View more