Put the summary of the bug you're having here

What I expected to happen was...:
Describe what you thought should happen here

What actually happened was...:
Describe what happened here

Steps to Reproduce:
1. build a cobble stone tower and build a platform on the sky limit (where you cant place blocks any higher)
2. try to place a bed on the platform goes down and disappears you dont get it back
3. i thought that it just wouldnt let you place it not make it disappear once you click where you want to put it but the crafting
table i wasnt able to place it so i thing its a bug or glitch