Duplicated in Minecraft 1.16

If you put two beds as shown in the screenshot

 file:///C:/Users/%D0%94%D0%B8%D0%BC%D0%BE%D0%BD/AppData/Roaming/.minecraft/screenshots/2020-06-12_13.44.19.png 
Then an error occurs and the beds are duplicated, and you can do this until you get tired of such a problem.

 file:///C:/Users/%D0%94%D0%B8%D0%BC%D0%BE%D0%BD/AppData/Roaming/.minecraft/screenshots/2020-06-12_13.44.32.png