"I still try download log from crash
when I go to "Log Download" I got following console log:
Init ArduCopter V2.7.1Free RAM: 1485FW Ver: 118----------------------------------------load_all took 9412usPress ENTER 3 times for CLIGArduCopter V2.7.1]…"
"I updated just my copter and notice on take off that with this firmware you can tune motor speed to zero and also spin them with so slow rpm that half of motors shut down.
Anyways it fly well and takeoff & landing was wery smooth BUT when I switch…"