Bug: Read Manga broken

What problem did you encounter

I can't add any manga from Russian server Read Manga or update already added manga.

What is the actual behaviour?

Any interaction with Read Manga server fails.

What is the expected behaviour?

Komikku expected to show and update manga from Read Manga server.

How to reproduce

Kooha-2021-07-27-18_16_48

Which version of Komikku did you encounter the bug in?

I run it from sources. If you run Komikku from source please provide the git revision via e.g. by running git log -1 --pretty=oneline and pasting the output below. Also indicate whether you run it from the command line or with GNOME Builder.
I used a Flatpak package. Please provide the version number.
I used a distribution package (e.g. Arch, Fedora, GNU Guix, …). Please provide the version number.

  Komikku Version: 0.29.2

What windowing system are you running Komikku on?

You can obtain the windowing system used by running echo $WAYLAND_DISPLAY. If wayland-0 is returned, you are running Wayland. Otherwise, you are running X11.

Wayland
X11

What hardware are you running Komikku on?

Computer/laptop
PinePhone
Librem5
Other (please elaborate)

Releveant logs

Komikku log started in GNOME Builder:

27-07-21 18:01:53 | INFO | komikku | Traceback (most recent call last):
  File "/app/lib/python3.8/site-packages/komikku/explorer.py", line 406, in run
    current_manga_data = server.get_manga_data(manga_data)
  File "/app/lib/python3.8/site-packages/komikku/servers/readmanga/__init__.py", line 102, in get_manga_data
    date = element.find('td', align='right').text.strip()
AttributeError: 'NoneType' object has no attribute 'text'