Apartment Issue (accidentally put the cords in the Issue part, my apologies)

[Freddy]

USERNAME: Partytime Freddy
APARTMENT COORDINATES:
ISSUE: 1. There is a small section of my apartment I cannot enter in edit mode nor edit (X:1622 Y:47 Z:1289 | X:1618 Y:47 Z:1285) 2. There is a block I cannot place on (X:1619 Y:49 Z:1277) 3. A weirdly broken roof? (X:1620 Y:48 Z:1267 | X:1620 Y:47 Z:1276)
ADDITIONAL INFORMATION: None but here are also some screenshots

 

[KimiNoUso]

Resolved