Yes, this is because Ubuntu's interactive_search.patch in the nautilus package needs to be updated for nautilus 3.22.
The warning itself is harmless. ** No longer affects: glib2.0 (Ubuntu) ** Changed in: ubuntu-gnome Importance: Undecided => High ** Changed in: ubuntu-gnome Status: New => Triaged -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to glib2.0 in Ubuntu. https://bugs.launchpad.net/bugs/1635833 Title: "No such key 'enable-interactive-search'" message when processing triggers Status in Ubuntu GNOME: Triaged Bug description: Since upgrading from Ubuntu GNOME 16.04.1 with GNOME 3.20 to Ubuntu GNOME 16.10 with GNOME 3.22 I have found that whenever I am installing something which needs to: Processing triggers for libglib2.0-0:amd64 (2.50.0-1) ... That I get the following message immediately after that: No such key 'enable-interactive-search' in schema 'org.gnome.nautilus.preferences' as specified in override file '/usr/share/glib-2.0/schemas/20_ubuntu-gnome-default- settings.gschema.override'; ignoring override for this key. ProblemType: Bug DistroRelease: Ubuntu 16.10 Package: libglib2.0-0 2.50.0-1 ProcVersionSignature: Ubuntu 4.8.0-26.28-generic 4.8.0 Uname: Linux 4.8.0-26-generic x86_64 ApportVersion: 2.20.3-0ubuntu8 Architecture: amd64 CurrentDesktop: GNOME Date: Sat Oct 22 13:37:33 2016 InstallationDate: Installed on 2016-05-15 (159 days ago) InstallationMedia: Ubuntu-GNOME 15.10 "Wily Werewolf" - Release amd64 (20151021) SourcePackage: glib2.0 UpgradeStatus: Upgraded to yakkety on 2016-10-19 (2 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-gnome/+bug/1635833/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp