Death flip ---- hexa with 2.0.39

The story : upgraded yesterday  from 2.0.38  to 2.0.39.

Made some indoor test all ok, one hour ago tried to make a outdoor flight (in fact i wanted to do several flights...) , flied for aprox 30 seconds (no simptoms at all) and the tried to get back to land, during landing (while i was reducing the throttle) the hexa made a flip and that's all...

Damages : 2 arms history, my Canon was blown away , one leg now is puzzled , the dome protection broked.

What could be the cause ? With 2.0.38 version i did several flights(couple of hours) with no problems.

I searched and i have 7 logs.

The last one is a ground test to see if the ardubrain is working.

 

 I will attach all the logs.

 

Another question: what is the signifiance of a log name ?

 

Eg: 18-08-11 06-08 2.log    ------>   18-08-11 [ date]     06-08 [hour-min ?]

 

P.S. during this flight no magnetometer or gps was connected.

P.S.S. i've followed all the steps after i've upgraded to 2.0.39 version

logs.rar

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Replies

  • I get "access denied" when I try and access the rar attachment.

    Perhaps you could copy and paste the section of the log where it flipped?

    No GPS, no mag....any other accessories attached? Xbee?

    You have the log naming correct.
  • The battery was charged before the flight, i flied only 1 min max and then BANG. I use a 3s 4,5A battery.

  • Developer

    Sounds like you were running out of battery. If your battery runs out, 99% cases multirotor makes a flips as gyros/accelerometers will loose they accuracy first.

     

    Sorry for the crash.

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