Select aircraft off map. Left panel contains 3 icons at bottom:
aircraft (flight details)
Graph (Altitude, speed and location details)
Box and Uparrow ( ???)
Selecting third box terminates app after a brief time. Restarting app will abruptly terminate if My Flightaware Icon (head) not selected immediately. Selecting flights (list icon) and delays (! in circle) still terminates app.
Unrelated to map selection, light theme 4-tab option).
IPAD 2, IOS 9.1 (13B143)