I think it is your script... and patience is a virtue...
Haven't used the marker commands that much, we have waypoints, and they tend to work.
Marker does not appearantly use ANYTHING that settarget does, but movetotarget activates the mover and takes it away from marker.
Also, pathfinding is not the greatest... so, possible errors there.
We all have our inner noob. Join the NJL, and have more fun!
I believe society is flawed; our notions on life, on child rearing, stem too far back to be of relevance in this day and time.