Since it’s not a crash, it’d be difficult to get traces. The issue is in the patch Ubuntu ships for the indicator menu; the warnings don’t appear when the indicator menu is not used.
** Changed in: network-manager-applet (Ubuntu) Status: Expired => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1799213 Title: Gtk-CRITICAL gtk_widget_destroy: assertion 'GTK_IS_WIDGET (widget)' failed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/network-manager-applet/+bug/1799213/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs