Strange black squares

[Zulnex]

I am not sure if this was addressed in one of the earlier hotfix patches. I've noticed strange small black squares in several stations (Warszawa Centralna and Warszawa Zachodnia). 

These squares disappear as you walk closer to them.

[Admin BOT]

Thank you for reporting this issue. A similar problem has already been reported by other users.
Dziękujemy za zgłoszenie tego problemu. Podobny problem był już zgłaszany przez innych użytkowników.