0. Create a rail basic of any length
1. Dock a core to it
2. Add push effect directing to that rail basic
3. Add wireless logic block and connect to the computer
4. Undock the ship
5. Go somewhere else, add a button, a wireless block and connect it to the one on the undocked ship
6. Activate
7-inf. An error occurred some on the server: NullPointerException
Image of the exhibit: http://i.imgur.com/vtCWVxa.png