I recently installed Commandos 2 on Windows 7 64 bit and encountered an error when trying to install the patch.

After some googling I found the solution: an extracted copy of the patch. All you need to do is download the files and copy paste them in your C2 directory. That's all!

The file is located here:

http://www.tafn.info/phpscripts/filesdb/details.php?file=170