Formiko stopped working

I used sometimes formiko to edit markdown documents, but it does not work any more. Un- and reinstalltion of formiko did not help.

When I try to open a file.md with right-klick Open With Formiko nothing happens and watching with journalctl -f in a terminal reveals:

Apr 27 16:25:06 acer-spin-bernhard gnome-shell[798]: meta_window_set_stack_position_no_sync: assertion ‘window->stack_position >= 0’ failed
Apr 27 16:25:10 acer-spin-bernhard systemd[670]: Started app-flatpak-cz.zeropage.Formiko-19997.scope.
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: Traceback (most recent call last):
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: File “/app/bin/formiko”, line 33, in
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: sys.exit(load_entry_point(‘formiko==1.4.3’, ‘gui_scripts’, ‘formiko’)())
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: File “/app/bin/formiko”, line 25, in importlib_load_entry_point
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: return next(matches).load()
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: File “/usr/lib/python3.10/importlib/metadata/init.py”, line 171, in load
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: module = import_module(match.group(‘module’))
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: File “/usr/lib/python3.10/importlib/init.py”, line 126, in import_module
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: return _bootstrap._gcd_import(name[level:], package, level)
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: File “”, line 1050, in _gcd_import
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: File “”, line 1027, in _find_and_load
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: File “”, line 1006, in _find_and_load_unlocked
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: File “”, line 688, in _load_unlocked
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: File “”, line 883, in exec_module
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: File “”, line 241, in _call_with_frames_removed
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: File “/app/lib/python3.10/site-packages/formiko/main.py”, line 11, in
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: from formiko.application import Application
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: File “/app/lib/python3.10/site-packages/formiko/application.py”, line 10, in
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: from formiko.window import AppWindow
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: File “/app/lib/python3.10/site-packages/formiko/window.py”, line 15, in
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: from formiko.renderer import Renderer, EXTS, WebView as GtkWebView
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: File “/app/lib/python3.10/site-packages/formiko/renderer.py”, line 5, in
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: require_version(‘WebKit2’, ‘4.0’) # noqa
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: File “/usr/lib/python3.10/site-packages/gi/init.py”, line 129, in require_version
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: raise ValueError(‘Namespace %s not available for version %s’ %
Apr 27 16:25:11 acer-spin-bernhard org.gnome.Nautilus[20010]: ValueError: Namespace WebKit2 not available for version 4.0
Apr 27 16:25:11 acer-spin-bernhard systemd[670]: app-flatpak-cz.zeropage.Formiko-19997.scope: Consumed 1.050s CPU time.

eos-diagnostic-230427_163339_UTC 0200.txt (3.5 MB)

This app comes from Flathub.

I checked the change history at

and it was updated to a newer runtime version 2 weeks ago. I think the update cannot have been tested because it fails for me in the same way. I’ll report an issue upstream.

You might be able to downgrade to an older version by following the instructions at:

https://docs.flatpak.org/en/latest/tips-and-tricks.html#downgrading

Or if you are prepared to switch to a different markdown editor, I like Apostrophe:

An update that fixes the issue should be available within a few hours.

@wjt Thanks a lot. Formiko works again. Sorry for the late reply.

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