When renamed, Ender Chests' GUI shows "Ender Chest" instead of the new name.
If you rename an Ender Chest with an Anvil, its GUI won't show the new name but "Ender Chest". As you can rename correctly all of the other containers, I guess it's a bug.
If you rename an Ender Chest with an Anvil, its GUI won't show the new name but "Ender Chest". As you can rename correctly all of the other containers, I guess it's a bug.