Hello, I install APM planner 1.1.65 and the latest firmware 2.33 on APM 1 with airspeed, magnetic compus, gps, and Xbee communication. Since I update the firmware I retune the PID (FBW A) again and than starts the auto navigation. I have 2 problems with the setup and I will be appreciate it very much if you can advise me how to overcome the problems.   1)      On navigation program (auto) while t…