check that 'gsettings get org.compiz.unityshell:/org/compiz/profiles/unity/ disable-mouse' returns 'false'. Then toggling the setting from ccsm (unity - switcher) on and off fixed it for me..
** Package changed: xorg (Ubuntu) => unity (Ubuntu) ** Changed in: unity (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Desktop Packages, which is subscribed to xorg in Ubuntu. Matching subscriptions: dp-unity https://bugs.launchpad.net/bugs/1272284 Title: No mouse cursor during pressing Alt+Tab (ubuntu 14.04) Status in “unity” package in Ubuntu: Confirmed Bug description: Checked on 2 PC ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: xorg 1:7.7+1ubuntu7 ProcVersionSignature: Ubuntu 3.13.0-5.20-generic 3.13.0 Uname: Linux 3.13.0-5-generic i686 NonfreeKernelModules: nvidia .proc.driver.nvidia.agp.gpu: Fast Writes: Supported SBA: Supported AGP Rates: 8x 4x Registers: 0xff000e1b:0x1f004302 .proc.driver.nvidia.agp.host.bridge: Host Bridge: PCI device 8086:2570 Fast Writes: Supported SBA: Supported AGP Rates: 8x 4x Registers: 0x1f004a1b:0x00000b02 .proc.driver.nvidia.agp.status: Status: Enabled Driver: AGPGART AGP Rate: 8x Fast Writes: Disabled SBA: Enabled .proc.driver.nvidia.gpus.0: Error: [Errno 21] Is a directory: '/proc/driver/nvidia/gpus/0' .proc.driver.nvidia.registry: Binary: "" .proc.driver.nvidia.version: NVRM version: NVIDIA UNIX x86 Kernel Module 304.117 Tue Nov 26 21:36:39 PST 2013 GCC version: gcc version 4.8.2 (Ubuntu/Linaro 4.8.2-14ubuntu2) .tmp.unity.support.test.0: ApportVersion: 2.13.1-0ubuntu1 Architecture: i386 CompizPlugins: [core,composite,opengl,compiztoolbox,decor,workarounds,mousepoll,move,vpswitch,resize,grid,gnomecompat,snap,regex,imgpng,place,wall,session,expo,ezoom,fade,scale,unityshell] CompositorRunning: compiz CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0' CompositorUnredirectFSW: true CurrentDesktop: Unity Date: Fri Jan 24 06:50:01 2014 DistUpgraded: Fresh install DistroCodename: trusty DistroVariant: ubuntu DkmsStatus: nvidia-304, 304.117, 3.13.0-4-generic, i686: installed nvidia-304, 304.117, 3.13.0-5-generic, i686: installed ExtraDebuggingInterest: No GraphicsCard: NVIDIA Corporation NV44A [GeForce 6200] [10de:0221] (rev a1) (prog-if 00 [VGA controller]) Subsystem: PC Partner Limited / Sapphire Technology Device [174b:2017] InstallationDate: Installed on 2013-11-08 (76 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Alpha i386 (20131108) MachineType: To Be Filled By O.E.M. To Be Filled By O.E.M. ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-5-generic root=UUID=0a505670-0d92-4051-a906-53e3a668aaa9 ro quiet splash SourcePackage: xorg Symptom: display UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 02/25/2004 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: 1002.002 dmi.board.name: P4P800-E dmi.board.vendor: ASUSTeK Computer Inc. dmi.board.version: Rev 1.xx dmi.chassis.asset.tag: Asset-1234567890 dmi.chassis.type: 3 dmi.chassis.vendor: Chassis Manufacture dmi.chassis.version: Chassis Version dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr1002.002:bd02/25/2004:svnToBeFilledByO.E.M.:pnToBeFilledByO.E.M.:pvrToBeFilledByO.E.M.:rvnASUSTeKComputerInc.:rnP4P800-E:rvrRev1.xx:cvnChassisManufacture:ct3:cvrChassisVersion: dmi.product.name: To Be Filled By O.E.M. dmi.product.version: To Be Filled By O.E.M. dmi.sys.vendor: To Be Filled By O.E.M. version.compiz: compiz 1:0.9.10+13.10.20131011-0ubuntu1 version.libdrm2: libdrm2 2.4.51-1 version.libgl1-mesa-dri: libgl1-mesa-dri 10.0.1-1ubuntu2 version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A version.libgl1-mesa-glx: libgl1-mesa-glx 10.0.1-1ubuntu2 version.nvidia-graphics-drivers: nvidia-graphics-drivers N/A version.xserver-xorg-core: xserver-xorg-core 2:1.14.5-1ubuntu2 version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu1 version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.2.0-0ubuntu11 version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.907-0ubuntu1 version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.10-1ubuntu1 xserver.bootTime: Fri Jan 24 05:17:56 2014 xserver.configfile: default xserver.devices: input Power Button KEYBOARD, id 6 input Power Button KEYBOARD, id 7 input Logitech Optical USB Mouse MOUSE, id 8 input AT Translated Set 2 keyboard KEYBOARD, id 9 xserver.errors: open /dev/dri/card0: No such file or directory open /dev/fb0: No such file or directory xserver.logfile: /var/log/Xorg.0.log xserver.outputs: xserver.version: 2:1.14.5-1ubuntu2 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity/+bug/1272284/+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