Hi,the problem im having is,when I takeoff from Rome to scohpol Amsterdam I get halfway across the alps and all of the sudden my simulation shuts down for no reason no error message just boom back to the desktop,I have run my antiviral program plus spykiller.i have tryed this flight 4 times,and the other game i play is starwars galaxys i allso get bumped off that after i say 30 minutes.Thanks for any help....