This is correct, as far as I know. wmctrl is for X window management whereas GNOME/GTK and some other apps are native Wayland not using X. Only legacy apps using Xwayland will show up in wmctrl. Although you could ask wmctrl for some kind of enhancement to list the non-X apps.
** Changed in: wayland (Ubuntu) Status: Confirmed => Invalid ** Changed in: gnome-terminal (Ubuntu) Status: Confirmed => Invalid ** Changed in: wmctrl (Ubuntu) Importance: Undecided => Wishlist -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to wayland in Ubuntu. https://bugs.launchpad.net/bugs/1725991 Title: GNOME applications are not shown in wmctrl -lx output on Wayland Status in gnome-terminal package in Ubuntu: Invalid Status in wayland package in Ubuntu: Invalid Status in wmctrl package in Ubuntu: Confirmed Bug description: Steps to reproduce: 1. Install Ubuntu 17.10 2. Login to the default Ubuntu session 3. Launch gnome-terminal, gnome-calculator, gnome-calendar etc. 4. Install wmctrl and use it from terminal with `wmctrl -lx` Expected results: wmctrl shows list of windows Actual results: wmctrl do not show list of windows Note: inspired by AskUbuntu question - https://askubuntu.com/q/967565/66509 . ProblemType: Bug DistroRelease: Ubuntu 17.10 Package: gnome-terminal 3.24.2-0ubuntu4 ProcVersionSignature: Ubuntu 4.13.0-16.19-generic 4.13.4 Uname: Linux 4.13.0-16-generic x86_64 ApportVersion: 2.20.7-0ubuntu3 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Sun Oct 22 15:21:23 2017 InstallationDate: Installed on 2017-10-21 (0 days ago) InstallationMedia: Ubuntu 17.10 "Artful Aardvark" - Release amd64 (20171018) SourcePackage: gnome-terminal UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gnome-terminal/+bug/1725991/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp