"Well i am no expert by any means on this but i had a lot of problems similar to this with my first quad, double check the connections then with no props on the quad try the throttle up to full throttle see if they arm that way try one unit plugged…"
"Sir Mike. sorry for disturb. I cant open link 404. That’s an error. The requested URL /p/ardupilot-mega/source/browse/Tools/trunk/ArdupilotMegaPlanner/bin/Releasewas not found on this server. That’s all we know."