When mission plan issues VTOL_takeoff command it always uses relative altitude ignoring mission planning settings for altitude reference. I can't say for sure is it MP bug or Arduplane. For me, it seems that MP's.
Version
MP 1.3.55
AP 3.9.0-dev
Platform
[ ] All
[ ] AntennaTracker
[ ] Copter
[ X ] Plane
[ ] Rover
[ ] Sub
Issue details
When mission plan issues VTOL_takeoff command it always uses relative altitude ignoring mission planning settings for altitude reference. I can't say for sure is it MP bug or Arduplane. For me, it seems that MP's.
Version
MP 1.3.55 AP 3.9.0-dev
Platform
[ ] All [ ] AntennaTracker [ ] Copter [ X ] Plane [ ] Rover [ ] Sub
Airframe type
Quadplane
Hardware type
SITL
Logs
Easily reproducible with SITL