Here's an example of it happening randomly in gnome-control-center. ** Attachment added: "combo box in gnome-control-center" https://bugs.launchpad.net/ubuntu/+source/rhythmbox/+bug/1768364/+attachment/5131731/+files/Screencast%20from%2005-01-2018%2007%3A07%3A24%20PM.webm
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to rhythmbox in Ubuntu. https://bugs.launchpad.net/bugs/1768364 Title: Combo boxes close immediately after opening Status in gtk+3.0 package in Ubuntu: New Status in rhythmbox package in Ubuntu: New Bug description: Sometimes when a select box is clicked, it opens and then closes almost immediately. ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: gnome-shell 3.28.1-0ubuntu2 ProcVersionSignature: Ubuntu 4.15.0-20.21-generic 4.15.17 Uname: Linux 4.15.0-20-generic x86_64 ApportVersion: 2.20.9-0ubuntu7 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Tue May 1 14:39:28 2018 DisplayManager: gdm3 GsettingsChanges: b'org.gnome.shell' b'app-picker-view' b'uint32 1' b'org.gnome.shell' b'favorite-apps' redacted by apport b'org.gnome.desktop.interface' b'gtk-im-module' b"'gtk-im-context-simple'" InstallationDate: Installed on 2018-04-27 (4 days ago) InstallationMedia: Ubuntu 18.04 LTS "Bionic Beaver" - Release amd64 (20180426) SourcePackage: gnome-shell UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gtk+3.0/+bug/1768364/+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