If you’re trying to uninstall Hamachi v1, and are encountering the error message :

Uninstall encountered a problem that prevents it from completing the removal of Hamachi. The appilcation will now exit.

Here’s a fix.

  • Download Hamachi v (not Hamachi v2)
    • You can find it on the internet archive
    • You can also find copies of it out on the internet : http://www.google.com/search?q=HamachiSetup-
  • Install Hamachi v
    • Choose the existing Hamachi directory (e.g. C:\Program Files\Hamachi) for the installation
  • After installing Hamachi, don’t launch it.
  • Now Uninstall Hamachi either through the link in the start menu or add/remove programs
  • This will fully remove Hamachi