Original diff D2512
Reported here: https://wildfiregames.com/forum/index.php?/topic/27384-strange-landing-on-the-island-and-unable-to-attack/
See Todo in unitmotion
Relative part:
In the meantime, one should avoid that 'Speed over a turn' > MaxRange - MinRange, in case where min-range is not 0 and max-range is not infinity.
For that reason avoid passing minrange = maxrange from ai.