When copter fly in auto mode. it is going to next waypoint like spline not directly I shared flight video and plan file below
video
https://drive.google.com/file/d/1TMYEtwYwC4-r6Afrf1gnlaqP8ji3jfNK/view?usp=sharing
plan
https://drive.google.com/file/d/1w3Tr7ToXdrAk5ZiT43daY1V_fLTUEinC/view?usp=sharing
Also I want to state that it was doing its missions perfectly a day ago. What I mean by saying that we did not change anything literally anything