When trying to dock to a rotator with a button rotator-cycle and a simultaneous button undock-cycle, the ship cannot dock to the rotator.
If you exit the ship after the docking try, you will no longer be able to enter the ship.
You can so after a logout and login.
Setup:
Rotator with adjacent button, button connected to rotator
1st button connected to 2nd ,non rotator adjacent, button
2nd button connected to rotator
try to dock with ship
After unsuccessful docking exit ship
Unable to enter again until next login.