The bug
Armor stand items with Small:1b
set in their EntityTag
cannot be in 1 block high spaces.
How to reproduce
Give yourself an armor stand item
/give @s armor_stand{EntityTag:{Small:1b}}
Try to place it in a 1 block high space
Linked issues
is blocked by 1
relates to 1
Comments 29
Armor Stand items are one of the items that do work with the EntityTag in survival. Even so, that has nothing to do with this bug and is unrelated.
This ticket is currently blocked by MC-258258.
This is because the
EntityTag
NBT does not work for certain items such as Armor Stands; see MC-123289.