Help, the GHI NETMF v4.1 installer crashes! *SOLVED*

Downloaded the GHI NETMF v4.1 and .NET Gadgeteer Package from here:

When running the installer it crashes and nothing is installed. I tried to install the MSI packages directly with the same result which is no surprise since the Setup.exe is only a frontend that triggers installation of the various MSI packages.

Anyone else experienced this problem, any ideas of what to do?

Please see my response on the other thread.

Found this fix from Microsoft which solved the problem: