I tried recreating this by using 'sudo touch /var/lib/update-notifier/user.d/incomplete-language-support-gnome.note' and while the dialog did appear I was able to click close.
I tried recreating this by using 'sudo touch /var/lib/ update- notifier/ user.d/ incomplete- language- support- gnome.note' and while the dialog did appear I was able to click close.