[OPEN] Massive Kazakhstan Wall Bug

Bug Report
Expected behavior
Example: When I make wall, I expect it to look like a normal wall

Actual behavior
Example: When I make wall over specific location on world map, it does not look like visually normal wall

Steps to reproduce the behavior
Example:
When I make wall close around Kazakhstan capital, it looks very terrible and the visual wall overlaps the unit:


As soon as my wall is made further from the capital, it looks normal:


I go back around the capital? It's broken:




Information:
Browser:
All browsers

Browser version:
All versions

OS:
Windows, blinds, curtain

All other information:
This seems to affect a very small range around the Kazakhstan capital. This is probably the most important bug atwar has ever faced and should be the top priority

Kazakhstan, greatest country in the world
All other countries are run by little girls
Kazakhstan, number one exporter of potassium
All other countries have inferior potassium

Kazakhstan, home of Tinshein swimming pool
It's length thirty meter, width six meter
Filtration system a marvel to behold
It remove 80% of human solid waste

Kazakhstan, Kazakhstan, you very nice place
From plains of Tarashek to northern fence of Jewtown
Kazakhstan friend of all except Uzbekistan
They very nosey people, with bone in their brain

Kazakhstan, industry best in world
We invented toffee and trouser belt
Kazakhstan's prostitutes, cleanest in the region
Except of course for Turkmenistan's

Kazakhstan, Kazakhstan, you very nice place
From plains of Tarashek to northern fence of Jewtown
Come grasp mighty penis of our leader
From junction with the testes to tip of its face!