Unable to place blocks on certain areas

[Honoka]

USERNAME: KingJudgeMan
APARTMENT COORDINATES (F3 TO VIEW): x 1622 , y 29, z 1301
ISSUE: Me and one of my friends are renovating my apartment and there are a couple of spots that we cannot place blocks.
ADDITIONAL INFORMATION: We placed signs next to the glitched areas to indicate them

 

[Hirathex]

ACCEPTED​

These areas have been fixed​