disappearing ai traffic

hi,
grrrrrrr. this is makeing me mad. ok here is what i have wrong/right..........ok so i make a afcad for a aircraft carrier. it has two runways.....one would/is the flat deck or landing platform the other is cat one( the cat on the front deck on the right) the landing runway is 4 and 22. end 22 is closed for take off and landing and 4 is closed for take off. runway 4-22 is the one i want to land my ai aircraft on. runway 1-19 is the cat runway. 19 being closed for both take off and landing and 1 being closed for landing end 1 would be the begining of the cat and end 19 would be the well end. i have parking as well but when it comes time for the ai planes to take off they just well poof and disappear. gone, out of here.....grrrrrrrrrrrr. so i checked for faults with the fault finder and it found no faults.
please can some one please tell me whats wrong.
thanks
biscuit
grrrrrrr. this is makeing me mad. ok here is what i have wrong/right..........ok so i make a afcad for a aircraft carrier. it has two runways.....one would/is the flat deck or landing platform the other is cat one( the cat on the front deck on the right) the landing runway is 4 and 22. end 22 is closed for take off and landing and 4 is closed for take off. runway 4-22 is the one i want to land my ai aircraft on. runway 1-19 is the cat runway. 19 being closed for both take off and landing and 1 being closed for landing end 1 would be the begining of the cat and end 19 would be the well end. i have parking as well but when it comes time for the ai planes to take off they just well poof and disappear. gone, out of here.....grrrrrrrrrrrr. so i checked for faults with the fault finder and it found no faults.
please can some one please tell me whats wrong.
thanks
biscuit