When trying to install the Visio Overview Designer from the ClickOnce installers, you may come across the following error message:




Solution:


  1. Go to -  C:\Program Files (x86)\Common Files\microsoft shared\VSTO\10.0
  2. Create a copy of the VSTOInstaller.Config file
  3. Delete the VSTOInstaller.Config file
  4. Try running the ClickOnce Installer again.