"Replaced the APM with a new one and things seem better now. Sonar seems to be totally broken tho. Getting big vibrations looking at the logs but that's a problem for another day."
"I have already tried that and also going back to previous firmwares but nothing seems to work any better. I think im just going to replace my APM. Just dont know now if i should also replace the sonar or is APM causing that to fail too. Any idea…"
Like the title says i am getting negative altitudes trying to fly my APM 2.5 hexa. I admit it has taken a few hits in the past but the problem appeared suddenly after successfully flying it the day before.I had similar problem in the past but after…