Server disconnected aka Map crash aka 5 portals desintegration

I went to the map, there were 5 portals left - I was thrown out of the game with the server disconnected error, I went back - there are no 5 portals. This is not the first time this has happened.

Bug report reference number
https://disk.yandex.ru/i/m1RLdMHkW4FlVg