"Have you checked your vibration levels?
Errant vertical behaviour was what I encountered way back when they changed algorithms.
Do a flight and log your IMU data.
There is a good Wiki on vibration management."
"I have had strange anomalies in the past with some FW releases when loaded onto the 2.6 boards.
Chased the reasons around for a while, but one day I just erased and reloaded the FW and the anomalies went away.
So it appears that some thing can be…"
"3.2.1 has real issues with it's landing checks, and I am having to revert to 3.1.5 which was working perfectly.
This is on APM2.6 boards in production Hex's, that have been working fine on older FW, but having one in to work on I decided…"
Every time the Compass Calibration screen opens it crashes Mission Planner.Connecting over USB or Radio makes no difference.All has been working fine for years until the last update of Mission Planner and Arducopter. Have gone back to ArduCopter 3.1.5 due to other issues, but have uninstalled MP and reinstalled the latest version from the downloads page.Running Win7 on Fusion VM under Mac OS X.10.10 on a MacBook Pro.Anyone have any ideas on what has changed with the addition of this Compass…See More