In order to play this mod, you MUST! disable User Control. Type "Disable User Control" in the help box to find it and put the slider all the way to the bottom. Once you do this, the mod will work.
1. Open the "Computer" shortcut on your desktop
2. You'll see a little blue ? mark button in the top right corner of the screen. Click it.
3. A dialog box will come up. Type "Disable User Control" in the search box up at the top. Press Enter once typed.
4. Click on "2. How do I change the behavior of User Account Control by using the slider?"
5. Follow the instructions at the bottom of the page. Once you do that, you can play the mod (you may want to reinstall it though)