As advised by someone above, the temporary solution to remap the
screenshot key to Ctrl+M works.

On Thu, May 8, 2014 at 1:21 AM, Graeme <email address hidden> wrote:
> I'm seeing this issue on Trusty but not on a laptop, and with a USB
> keyboard:
>
> KeyRelease event, serial 28, synthetic NO, window 0x4000001,
>     root 0x296, subw 0x0, time 440656382, (72,58), root:(492,110),
>     state 0x10, keycode 107 (keysym 0xff61, Print), same_screen YES,
>     XLookupString gives 0 bytes:
>     XFilterEvent returns: False
>
> That's the key event that doesn't trigger a screenshot on my computer.
> The keyboard shortcuts dialogue registers it as the "Print" key when I
> try and change the screenshot shortcut to it, so it looks like unity
> sees the key correctly, it just doesn't trigger a printscreen event.
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1282649
>
> Title:
>   Unable to make screenshot with <PrintScreen> key in Unity session in
>   Trusty
>
> Status in "unity-settings-daemon" package in Ubuntu:
>   Fix Released
>
> Bug description:
>   In Trusty with all installed updates it is not possible to make
>   ScreenShot with <Print Screen> keyboard button.
>
>   The sound /usr/share/sounds/ubuntu/stereo/dialog-error.ogg is played and desired screenshot is not saved in ~/Pictures.
>   Tested in guest and normal sessions.
>
>   Please fix this bug. Do not forget about <Alt+PrintScreen>,
>   <Ctrl+PrintScreen> and <Ctrl+Shift+PrintScreen>.
>
>   ProblemType: Bug
>   DistroRelease: Ubuntu 14.04
>   Package: unity 7.1.2+14.04.20140218.1-0ubuntu2
>   ProcVersionSignature: Ubuntu 3.13.0-11.31-generic 3.13.3
>   Uname: Linux 3.13.0-11-generic i686
>   .tmp.unity.support.test.0:
>
>   ApportVersion: 2.13.2-0ubuntu5
>   Architecture: i386
>   CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
>   CompositorRunning: compiz
>   CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
>   CompositorUnredirectFSW: true
>   CurrentDesktop: Unity
>   Date: Thu Feb 20 19:40:24 2014
>   DistUpgraded: 2013-11-19 13:23:13,179 DEBUG enabling apt cron job
>   DistroCodename: trusty
>   DistroVariant: ubuntu
>   GraphicsCard:
>    NVIDIA Corporation GF108M [GeForce GT 425M] [10de:0df0] (rev a1) (prog-if 00 [VGA controller])
>      Subsystem: Sony Corporation Device [104d:907a]
>   InstallationDate: Installed on 2013-10-20 (123 days ago)
>   InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release i386 (20131016.1)
>   MachineType: Sony Corporation VPCF13Z1R
>   ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-11-generic root=UUID=1d9289fd-0252-4f52-9d1e-fe6baf51083a ro quiet splash vt.handoff=7
>   SourcePackage: unity
>   UpgradeStatus: Upgraded to trusty on 2013-11-19 (93 days ago)
>   dmi.bios.date: 10/20/2010
>   dmi.bios.vendor: American Megatrends Inc.
>   dmi.bios.version: R0190Y9
>   dmi.board.asset.tag: N/A
>   dmi.board.name: VAIO
>   dmi.board.vendor: Sony Corporation
>   dmi.board.version: N/A
>   dmi.chassis.asset.tag: N/A
>   dmi.chassis.type: 10
>   dmi.chassis.vendor: Sony Corporation
>   dmi.chassis.version: N/A
>   dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrR0190Y9:bd10/20/2010:svnSonyCorporation:pnVPCF13Z1R:pvrC607OEHZ:rvnSonyCorporation:rnVAIO:rvrN/A:cvnSonyCorporation:ct10:cvrN/A:
>   dmi.product.name: VPCF13Z1R
>   dmi.product.version: C607OEHZ
>   dmi.sys.vendor: Sony Corporation
>   version.compiz: compiz 1:0.9.11+14.04.20140218-0ubuntu1
>   version.libdrm2: libdrm2 2.4.52-1
>   version.libgl1-mesa-dri: libgl1-mesa-dri 10.1.0~rc1-1ubuntu3
>   version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
>   version.libgl1-mesa-glx: libgl1-mesa-glx 10.1.0~rc1-1ubuntu3
>   version.xserver-xorg-core: xserver-xorg-core 2:1.15.0-1ubuntu6
>   version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu2
>   version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.3.0-1ubuntu2
>   version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.910-0ubuntu1
>   version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.10-1ubuntu2
>   xserver.bootTime: Thu Feb 20 19:32:11 2014
>   xserver.configfile: default
>   xserver.errors:
>    Failed to load module "nvidia" (module does not exist, 0)
>    Failed to load module "nvidia" (module does not exist, 0)
>   xserver.logfile: /var/log/Xorg.0.log
>   xserver.version: 2:1.15.0-1ubuntu6
>   xserver.video_driver: nouveau
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/ubuntu/+source/unity-settings-daemon/+bug/1282649/+subscriptions



-- 
Regards,

Aaruni Kaushik