plane lifts straight up at terminal when sim started

so far ive tried texas and california airports. when i start the sim it starts whith my plane at airport terminal then starts lifting straight up in the air like a helicopter to around 260 ft whats causing this? im running fscuip4, linda, wideview. wide traffic,UT2 , pmdg 738 NGX i dont know why this started hapening any help? thank you