vision system error

  1. I

    Crash 53s into RTH

    Hello all, I’m new to the forum and a relatively new pilot, as I’ve had my P4 advanced only for a few months. Unfortunately, I am writing after a total loss crash in which my drone ended up on the steep side of an unreachable coastal cliff. I would appreciate if someone more expert than me...
  2. J

    'vision system error'

    After 5 minutes or so of flight with my P4 I get a 'vision system error'. I suppose it means the downward looking sensors don't work anymore (or is it the obstacle avoidance?). I can't find anything in the manual. Does anyone know what could cause this? Remainder of flight and landing (the...