Thank you four your answer Nikel. I have found the file General.opt where you told me, but the number that I have found there is the right one. I have also seen a message saying: Impossible de créer le fichier "C:\Program Files (x68)\Matrix Games\Thirty Years War\Querying". Access denied. ...

I have just received the game Thirty Years War that I bought through Amazon. After installation when I introduced the serial number exactly as it appears in the CD, I have tried to play. But when I try to launch the game, a message telling me that the serial number is not correct appears. I have con...