I have a quad core Intel based machine with 4 GB RAM running Windows 7 64 bit and have just installed FSX Deluxe. The installation went fine, the intro ran without a problem and Free Flight works fine too. Unfortunately whenever I try to go into any of the Missions FSX reports an (unspecified) error and then restarts. When not relaxing I use the machine for development using Visual Studio 2008 and SQL 2008 and so have both of these products installed. Following advice from other places on the Internet I have installed both FSX service packs and also a Microsoft hot fix that was suggested may f