Hello, if you have the DVD it should be 4.07. You can tell the version if you look in the bottom left corner, All the patches need to be installed in sequence and its best to test each version after patching. All the patches you need are here and some are BIG
http://simhq.com/forum/ubbthreads.ph...Downloads.html
Lots of tips and usefull info here
http://forum.1cpublishing.eu/showthread.php?t=19381
Click both the links in the nuggets guide. Good luck