Radeon X-Server Error

[jegan]

whenever i click or move the pointer with the help of arrow keys the screen disappears and returns to desktop

ProblemType: Bug
DistroRelease: Ubuntu 14.04
Package: xserver-xorg-input-synaptics 1.7.4-0ubuntu1
ProcVersionSignature: Ubuntu 3.13.0-32.57-generic 3.13.11.4
Uname: Linux 3.13.0-32-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.3
Architecture: amd64
CurrentDesktop: Unity
Date: Sun Aug 10 11:03:38 2014
DistUpgraded: 2014-08-10 07:19:28,008 DEBUG enabling apt cron job
DistributionChannelDescriptor:
 # This is a distribution channel descriptor
 # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor
 canonical-oem-somerville-precise-amd64-20120703-2
DistroCodename: trusty
DistroVariant: ubuntu
InstallationDate: Installed on 2012-12-18 (599 days ago)
InstallationMedia: Ubuntu 12.04 "Precise" - Build amd64 LIVE Binary 20120703-15:08
MachineType: Dell Inc. Inspiron 5521
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-32-generic root=UUID=74efedff-26f6-43c4-8270-ac5121afd682 ro quiet splash vt.handoff=7
SourcePackage: xserver-xorg-input-synaptics
UpgradeStatus: Upgraded to trusty on 2014-08-10 (0 days ago)
dmi.bios.date: 10/24/2012
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A03
dmi.board.name: 0HK2KG
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: A03
dmi.modalias: dmi:bvnDellInc.:bvrA03:bd10/24/2012:svnDellInc.:pnInspiron5521:pvrA03:rvnDellInc.:rn0HK2KG:rvrA00:cvnDellInc.:ct8:cvrA03:
dmi.product.name: Inspiron 5521
dmi.product.version: A03
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.11.2+14.04.20140714-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.52-1
version.libgl1-mesa-dri: libgl1-mesa-dri 10.1.3-0ubuntu0.1
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 10.1.3-0ubuntu0.1
version.xserver-xorg-core: xserver-xorg-core 2:1.15.1-0ubuntu2
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.8.2-1ubuntu2
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.3.0-1ubuntu3.1
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: Sun Aug 10 10:20:22 2014
xserver.configfile: default
xserver.errors: RADEON(G0): [XvMC] Failed to initialize extension.
xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:
 product id 17900
 vendor AUO
xserver.version: 2:1.15.1-0ubuntu2

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Tom Winter (tom-winter)]

Please note that this issue has come up with a machine upgraded from 14.04 to 16.04.

[Tom Winter (tom-winter)]

I meant to include the bug # filed under Xorg: Bug #1582947

[penalvch (penalvch)]

jegan, thank you for reporting this and helping make Ubuntu better.

To see if this is already resolved, could you please test http://cdimage.ubuntu.com/daily-live/current/ and advise to the results?

[Launchpad Janitor (janitor)]

[Expired for xorg (Ubuntu) because there has been no activity for 60 days.]