Problem with GameObject

All objects that have been attached to scripts through - public GameObject, get rid of him. And now when you try to place any object in the line c gameobject, they just simply are not transferred there. Please help to solve this problem.
[85593-снимок-экрана-2017-01-09-в-163614.png|85593]

[85601-снимок-экрана-2017-01-09-в-180549.png|85601]