The bug
When a chest is placed next to another one, the two are separate for a split second before they combine into a double chest. This occurs regardless of the direction of the chest or the side on which the new one is placed.
Video
[media]
MCPE-58424
When placing a chest to create a double chest, the two are separate for a few frames
Resolved
Fixed
9
(Unassigned)
387793
Confirmed
Multiple
1.19.80.21 Preview, 1.18.10.26 Beta, 1.17.40.23 Beta, 1.17.40.21 Beta, 1.17.20.20 Beta, ..., 1.17.2 Hotfix, 1.17.30, 1.17.32, 1.18.2 Hotfix, 1.19.70
Retrieved
This seems to have been fixed at some point