"Unnecassery White wall in the basement"

[Nihad2004]

Describe the bug

I was looting the basement of houses for some rare loot and then I found that there is a white wall among the concrete walls in one of the basement.

Steps To Reproduce

1. Create a new world with cities enabled.
2. Find the house which I have posted its picture on the below
3. Get into the basement to find the white wall.

Expected behavior

I wasn't expecting anything but I think that white wall should be removed

Screenshots

The House which I encountered the bug

The Basement

The "White wall"

Versions and configuration