"check the lights on the board. If its solid amber its good to go (the IMU that is still have to wait for GPS lock).
 
Mine takes no more than 10 seconds to fully calibrate."

"Maybe try this config file on the wiki page.....

http://code.google.com/p/ardupilot-mega/wiki/ConfigFiles

And with my extremely limited experience from looking at your pic it looks like it's snaking to waypoints so some tuning is required…"

"I remember when my skyfun did exactly the same thing but more circle work than your KMZ is showing. Although RTL worked flawlessy with a few minor tweaks of the PID's,  AUTO for some reason didn't (i actually ended up losing it completely)
I've done…"

"i know in the flight data box it has a button "restart mission" but that's for telemetry.
 
If you dont have telemetry then im not sure how you would accomplish this."

"put something under the tail to make it as level as possible. That will work.
 
Alternatively get a narrow box that fits the fuselage in with the wings on and let it rest in their while APM boots up (as in elevator and main wing the only thing…"

"i had this exact same problem with a skyfun (which i lost because of this problem). I still haven't found a solution or received any advice on what it could have been. I have just setup a hawk sky with my new APM gear (with telemetry this time) but…"

"No one?
i understand its meant to work stock but with the new motor its no longer stock, and giving that its the most popular motor upgrade surely someone else flies this with the same setup. I just really dont want this one to go missing like the…"