Official comment
It looks like you may have adjusted the takeoff corner using the Manual Restart Point.
https://support.dronesmadeeasy.com/hc/en-us/articles/115005940746-Manual-Restarting-Point
The aircraft will fly the path of the blue verification line that is shown to the pilot before takeoff. Be sure to check it carefully before hitting OK since this would have shown you that it was replying 6 passes extra.