In fact it seems similar to bug #1797205 which was fixed in that SRU https://launchpad.net/ubuntu/+source/gnome-control- center/1:3.30.2-1ubuntu0.18.10.1
The corresponding error tracker entry is https://errors.ubuntu.com/problem/1b827a0e77b39432f5af7f10225483d1f0cdeb82 ** Changed in: gnome-control-center (Ubuntu) Status: Incomplete => Fix Released -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/1785509 Title: gnome-control-center crashed with SIGSEGV in gtk_widget_set_visible() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/1785509/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs