Installing compiz-plugins, running ccsm and activating the "Application Switcher" plugin fixes the problem.
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to compiz in Ubuntu. https://bugs.launchpad.net/bugs/1246643 Title: Alt+Tab window switching is broken in GNOME session flashback in Saucy Status in “compiz” package in Ubuntu: Confirmed Bug description: After recent updates gnome-control-center – 1:3.6.3-0ubuntu45 gnome-settings-daemon – 3.8.5-0ubuntu11.1 window switching with Alt+Tab is broken in GNOME Session FlashBack. But Alt+Tab works normally in Unity and GNOME Session FlashBack (no effects). ProblemType: Bug DistroRelease: Ubuntu 13.10 Package: gnome-control-center 1:3.6.3-0ubuntu45 ProcVersionSignature: Ubuntu 3.11.0-13.20-generic 3.11.6 Uname: Linux 3.11.0-13-generic i686 NonfreeKernelModules: nvidia ApportVersion: 2.12.5-0ubuntu2.1 Architecture: i386 Date: Thu Oct 31 13:19:28 2013 InstallationDate: Installed on 2013-10-20 (10 days ago) InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release i386 (20131016.1) MarkForUpload: True SourcePackage: gnome-control-center UpgradeStatus: No upgrade log present (probably fresh install) usr_lib_gnome-control-center: activity-log-manager 0.9.7-0ubuntu4 deja-dup 27.3.1-0ubuntu1 gnome-control-center-datetime 13.10.0+13.10.20131023.2-0ubuntu1 gnome-control-center-signon 0.1.7~+13.10.20130724.1-0ubuntu1 gnome-control-center-unity 1.3+13.10.20131004-0ubuntu1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/compiz/+bug/1246643/+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