Unable to delete custom theme
Traceback (most recent call last):
File "/home/lovetox/projects/gajim/gajim/gui/dialogs.py", line 291, in _on_response
button.callback(*button.args, **button.kwargs)
File "/home/lovetox/projects/gajim/gajim/gui/themes.py", line 329, in _remove_theme
assert isinstance(store, Gtk.TreeStore)
AssertionError