If you are in Europe, have the English retail box from Paradox and only have a serial number beginning with "GC2-" then click here to obtain the correct serial number
If you have purchased the Italian version then click here to obtain a fixed serial number.
If you do not fall into one of the above categories and are having problems with registering your serial number please send an email to me at
[email protected] (please include your email address, nickname and serial number and the error you are receiving)