Rail docker orientation changes on logic undock

Hi All,

Noticed something strange when trying out a container concept. I thought it would be a great idea to dock cargo containers to a shipyard and use those as storage for building ships there.
Well, when docking the container for the first time all is well, the trouble starts when I un-dock the container by using a button on the container linked to the rail docker to give an un-dock pulse. When I do that the rail docker un-docks, but at the same time is rotated to, what I presume, is...

Rail docker orientation changes on logic undock