title: Visual Studio 2017 issue during extension installation
body: <p>i try to install new extension on visual studio 2017 community
  when i go to Menu Tool>>Extensions and Updates..
  i got error "Retrieving the COM class factory for component with CLSID {xxx} failed due to the following error: 8007007e The specified module could not be found. (Exception from HRESULT: 0x8007007E)"</p>
  
  <p>I used ProcessMonitor To find missing DLL, I found that "C:\ProgramData\Microsoft\VisualStudio\Setup\x86\Microsoft.Vi‌​sualStudio.Setup.Con‌​figuration.Native.dl‌​l" 
  Result:PATH NOT FOUND 
  How to resolve this issue ?</p>
  
  <p>Notes:this occur when uninstall VS 2017 RC and Install VS 2017. 
  <a href="https://i.stack.imgur.com/5Z5T5.png" rel="nofollow noreferrer"><img src="https://i.stack.imgur.com/5Z5T5.png" alt="enter image description here"></a></p>