Looking at the snapd git branch the /v2/find API was added around 1.9.4 so it should be safe to switch over regardless. The warning seems to have been added around 2.0.3.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-software in Ubuntu. https://bugs.launchpad.net/bugs/1596378 Title: Uses legacy /v2/snapd?q= instead of /v2/find?q= API - caused many messages in log Status in gnome-software package in Ubuntu: Fix Committed Bug description: I seared for "wikipedia" and "wikipedia.org" in the Software app and was surprised to see all of this in my systemd journal: Jun 26 18:55:43 /usr/lib/snapd/snapd[1085]: api.go:474: jumping to "find" to better support legacy request "/v2/snaps?q=wikipe Jun 26 18:55:43 /usr/lib/snapd/snapd[1085]: api.go:393: DEBUG: use of obsolete "q" parameter: "/v2/snaps?q=wikipedia.org" Jun 26 18:55:41 /usr/lib/snapd/snapd[1085]: daemon.go:181: DEBUG: uid=1000;@ GET /v2/snaps?q=wikipedia 170.9766ms 200 Jun 26 18:55:41 /usr/lib/snapd/snapd[1085]: api.go:474: jumping to "find" to better support legacy request "/v2/snaps?q=wikipe Jun 26 18:55:43 snapd[1085]: 2016/06/26 18:55:43.082461 api.go:474: jumping to "find" to better support legacy request "/v2/sn Jun 26 18:55:41 /usr/lib/snapd/snapd[1085]: api.go:393: DEBUG: use of obsolete "q" parameter: "/v2/snaps?q=wikipedia" Jun 26 18:55:39 /usr/lib/snapd/snapd[1085]: daemon.go:181: DEBUG: uid=1000;@ GET /v2/snaps?q=ipedia 3.484227633s 200 Jun 26 18:55:42 snapd[1085]: 2016/06/26 18:55:41.632050 api.go:474: jumping to "find" to better support legacy request "/v2/sn ProblemType: Bug DistroRelease: Ubuntu 16.10 Package: gnome-software 3.20.1+git20160617.1.0440874.ubuntu-xenial-0ubuntu1 ProcVersionSignature: Ubuntu 4.4.0-25.44-generic 4.4.13 Uname: Linux 4.4.0-25-generic x86_64 ApportVersion: 2.20.2-0ubuntu1 Architecture: amd64 CurrentDesktop: GNOME Date: Sun Jun 26 19:19:51 2016 EcryptfsInUse: Yes InstallationDate: Installed on 2016-04-09 (77 days ago) InstallationMedia: Ubuntu-GNOME 16.04 LTS "Xenial Xerus" - Beta amd64 (20160408) SourcePackage: gnome-software UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-software/+bug/1596378/+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