Pixhawk autotune fail and crush

@sakirpolay wrote:

Hello,

My quadcopter crashed today while first autotuning attept and I could not find out why exactly dad happened. this was first autotune, it made 4-5 twitch in roll axis and suddenly droped . while uncontrolled desceding i tried to give throttle but nothingh to do.

multirotor spec:
tbs discovery frame
multistar elite 2216 920 kv motor
2 blade 1045 plastic propeler (properly balanced)
5000 mah 4s 30c battery
fvt littlebee blheli_s 30A esc
flysky fs-i6 radio 10 ch firmware upd.
flysky fs-ia10b receiver
pixhawk fc
apm:copter v3.4.4 firmware
autotune aggresiveness: 0,05
i attached the tlog and parameter settings

thanks a lot2017-03-26 11-21-54.bin (2.0 MB)
2017-03-26 11-21-54.log.param (10.2 KB)

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