I can reproduce this problem on another machine with an Nvidia card on the latest Ubuntu release. I haven't tried the unreleased Ubuntu 15.10, yet.
-- You received this bug notification because you are a member of DX Packages, which is subscribed to unity in Ubuntu. Matching subscriptions: dx-packages https://bugs.launchpad.net/bugs/1498199 Title: Switching to fullscreen app causes unity freeze Status in unity package in Ubuntu: Invalid Bug description: I'm reporting this for unity but it might just as well be compiz- related. Reproduce 1. Open fullscreen app (e.g. fullscreen HTML5 video, a game) 2. switch to another virtual desktop (i.e. using crtl+alt+arrow_keys) 3. switch back This started happening to me in 15.04. It does not happen all the time but can be reproduced by trying several times. If you need more info, let me know what and how to get it. ProblemType: Bug DistroRelease: Ubuntu 15.04 Package: unity 7.3.2+15.04.20150420-0ubuntu1 ProcVersionSignature: Ubuntu 3.19.0-28.30-generic 3.19.8-ckt5 Uname: Linux 3.19.0-28-generic x86_64 NonfreeKernelModules: nvidia ApportVersion: 2.17.2-0ubuntu1.4 Architecture: amd64 CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins' CurrentDesktop: Unity Date: Mon Sep 21 23:18:19 2015 InstallationDate: Installed on 2014-03-11 (559 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha amd64+mac (20140302) SourcePackage: unity UpgradeStatus: Upgraded to vivid on 2015-05-20 (124 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1498199/+subscriptions -- Mailing list: https://launchpad.net/~dx-packages Post to : dx-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~dx-packages More help : https://help.launchpad.net/ListHelp