"Nice. Do you have more details of your build and maybe some photos posted anywhere?"

"I'm pretty sure you need to select Pixhawk, even though you are using an external GPS/compass module.
http://copter.ardupilot.com/wiki/common-installing-3dr-ublox-gps-co..."

"I think it's definitely something that should be considered and discussed to have an option to disable it (for certain modes at least) and/or add a user throttle check. I think most people should be dropping their throttle when they've touched down.…"

"Thanks Randy glad to know your fix would have caught this. 

Is there any option to turn off the auto land detection? After this crash I'm still a bit nervous that the copter can just decide to cut its power mid air, all be it that much harder now…"

"Thanks for the analysis was fearing it was something like that but wasn't sure how to check for the landed condition :(
At least the crash wasn't pilot error for me this time :)"

"Just had an unexplained crash while flying with -rc6 on my pixhawk quad. I had two successful flights before hand with everything behaving great. Then just over 4 minutes into my 3rd flight while in poshold my copter appeared to cut the throttle and…"

"For me €75 isn't small change either but I suppose I've been buying stuff online long enough to know the risks. This was the first time I've actually been caught for import fees on anything.

3DR do have a disclaimer in their terms and conditions…"

"Unfortunately it's just a risk you take when purchasing internationally. Sometimes you win and sometimes you lose. I myself got hit with €75 in charges this week for a Pixhawk with GPS and telemetry importing it to Ireland. It essentially worked out…"