Check out
www.subguru.com for the 1.03BETA patch (last one available). As for the problem, this sounds like something that happens in conjunction with a 2nd CPU, be it virtual (P4 HT) or real (your X2). Check out the official SCS Forums at :
http://www.sonalystscombatsims.com/phpBB/index.php and I'm going to take a look in the old BFC Archives on this issue.