Placing objects on top of walls

[EikoBiko]

Summary

In some instances, you are able to place objects on top of walls.

Current Behavior

If you have an item in your hand and you click the top of a wall, it places it on top of the wall.

Media

Expected Behavior

You should not be able to place objects on walls.

[cosmiccoincidence]

Happens on vending machine and similar machines too.

[joaoburatto]

apparently you can still do that sometimes.