Even though your frustrated
Please don't re-post, It adds confusion.
Standard - P3S Error (red-green-yellow)
What is a GPS calibration, did you mean compass?
Yeah, I was wondering.....It did, and ive been in contact with the previous owner. He did crash it, with only a few dents on the outside. He didnt knew about this problem. im chatting with him , and he may pay a bit of the costs. We found out he was flying in attitude mode all the time...