Found the following CLI commands on an Internet blog with a similar issue. The missing menus are restored and they survive rebooting. However, make certain that any unsaved data in open desktop applications (Libreoffice, gedit, etc.) are saved prior to executing as this process can close active applications running without warning.:
dconf reset -f /org/compiz setsid unity After three reboots, all seems to be functioning normally just as it was prior to receiving the Software Updater updates that corrupted the menu settings. -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to gnome-software in Ubuntu. https://bugs.launchpad.net/bugs/1564992 Title: gnome-software crashed with SIGSEGV in do_lookup.isra() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-software/+bug/1564992/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs