Flight route exceeds flight limit (513)

[Fred Paris]

I started getting this message and I have no idea what it is. It occurs only when I try to fly and already existing route I have flown before.
Flying M3M multispectral over farms

 

[GFields]

I started getting this message and I have no idea what it is. It occurs only when I try to fly and already existing route I have flown before.

Clarification is needed.
Which app are you using?
Which drone are you flying?
Which controller are you using?
IOS or Android mobile device?