Here's the backtrace from gnome-control-center but now I realize it's all GTK(4) apps that have the issue.
** Summary changed: - Settings takes ~25 seconds to load on lunar + GTK apps take ~25 seconds to load on lunar ** Attachment added: "bt.txt" https://bugs.launchpad.net/ubuntu/+source/gnome-control-center/+bug/2008165/+attachment/5649494/+files/bt.txt ** Package changed: gnome-control-center (Ubuntu) => libadwaita-1 (Ubuntu) ** Changed in: libadwaita-1 (Ubuntu) Status: Incomplete => New -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to gnome-control-center in Ubuntu. https://bugs.launchpad.net/bugs/2008165 Title: GTK apps take ~25 seconds to load in lunar Wayland sessions Status in libadwaita-1 package in Ubuntu: New Status in xdg-desktop-portal package in Ubuntu: New Status in xdg-desktop-portal-gnome package in Ubuntu: New Bug description: Settings takes ~25 seconds to load on lunar So long that you think it's broken. But being 25 seconds is suspicious because that's the default DBus timeout. ProblemType: Bug DistroRelease: Ubuntu 23.04 Package: gnome-control-center 1:44~alpha-0ubuntu1 ProcVersionSignature: Ubuntu 5.19.0-28.29-generic 5.19.17 Uname: Linux 5.19.0-28-generic x86_64 ApportVersion: 2.24.0-0ubuntu2 Architecture: amd64 CasperMD5CheckResult: pass Date: Thu Feb 23 13:31:22 2023 InstallationDate: Installed on 2022-11-28 (86 days ago) InstallationMedia: Ubuntu 23.04 "Lunar Lobster" - Alpha amd64 (20221126) SourcePackage: gnome-control-center UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libadwaita-1/+bug/2008165/+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