following....
Upon further review, due to the possibility of affecting the wrong systems,
we decided to leave the at-workstation instructions only.
CMD: DOS command prompt
PS: PowerShell
*** Desk-side support, a PC Administrator or a client with elevated rights ***
*** can perform the following remotely... ***
1. With elevated rights open a CMD prompt or PowerShell on your, the
technician's, computer.
2. Stop winmgmt.
CMD: sc \\clientPC stop winmgmt
PS: Stop-Service -InputObject $(Get-Service -Computer "clientPC" -Name "winmgmt")
3. Rename the folder.
CMD: net use z: \\clientPC\c$
ren z:\windows\system32\wbem\repository repository_bad
net use z: -d
PS: rename-item \\clientPC\c$\windows\system32\wbem\repository repository_bad
4. Restart the PC.
CMD: shutdown /m:\\clientPC /r /t:0
PS: restart-computer -ComputerName "clientPC" -force
*** Desk-side support, a PC Administrator or a client with elevated rights ***
*** can perform the following at the client's workstation... ***
1. With elevated rights open a CMD prompt.
2. Type: net stop winmgmt
Type "Y" when prompted to stop dependent services.
3. Type: ren %windir%\System32\Wbem\Repository Repository_bad
4. Restart the PC.
5. Try your application again.