I download fs5 non flight shop aircraft and i follow the instructions, i can
get into fs5 and fly but when ever i try to fly a new plane it say's i've
performed an illegal operation, i've tried with about 15 diffrent planes but i
can never gat them to work, the only plane i ever got to work was with a
adventure and i can't see my instrement's in the cock pit when i fly. the plane
i got to work was a flight sim "6" plane, a "upgrade. HELP!!!