many spots in my apt give an error message when trying to place a block

[ara]

USERNAME: vaao
APARTMENT COORDINATES (F3 TO VIEW): 1675.894/49.00000/766.043 (X/Y/Z)
ISSUE: i cant build in multiple spots
ADDITIONAL INFORMATION: please remove the barrier or whatever it is that is blocking it

 

[Yonio]

ACCEPTED
Your glitched spots have been fixed​