1) Copy all files to hard drive
2) Change file Fahrenheit.msi to the file from:
RapidShare: Easy Filehosting (after download , unpack)
3) Double click on Fahrenheit.msi and install
This worked for me I had the same problem.
I also think I needed the no-cd fix. Euro version.
More info here
http://forums.eu.atari.com/showthread.php?t=48851