Screen has blank and display again (Before time that screen will off)

[Kamin Punpipat]

I used Ubuntu 13.10 with Up-to-date at 11/01/2014
I settings my user configures here :
Dim Screen to save power = ON
Turn screen off when inactive for = 1 minute
Lock = ON
Lock screen after = 30 secords
Require password when walking from suspend = ON
Require password when returning blank screen =ON =If screen has been blank for 30 seconds

But Before time that screen off, Screen has blank lower than 10 secord and then display again

ProblemType: Bug
DistroRelease: Ubuntu 13.10
Package: xorg 1:7.7+1ubuntu6
ProcVersionSignature: Ubuntu 3.11.0-15.23-generic 3.11.10
Uname: Linux 3.11.0-15-generic x86_64
.tmp.unity.support.test.0:

ApportVersion: 2.12.5-0ubuntu2.2
Architecture: amd64
CompizPlugins: No value set for `/apps/compiz-1/general/screen0/options/active_plugins'
CompositorRunning: compiz
CompositorUnredirectDriverBlacklist: '(nouveau|Intel).*Mesa 8.0'
CompositorUnredirectFSW: true
Date: Sat Jan 11 20:38:45 2014
DistUpgraded: Fresh install
DistroCodename: saucy
DistroVariant: ubuntu
DkmsStatus:
 /usr/sbin/dkms: line 1902: cannot create temp file for here-document: Permission denied
 , , , : installedError! Could not locate dkms.conf file.
 File: does not exist.
ExtraDebuggingInterest: Yes, including running git bisection searches
GraphicsCard:
 Intel Corporation 3rd Gen Core processor Graphics Controller [8086:0166] (rev 09) (prog-if 00 [VGA controller])
   Subsystem: Dell Device [1028:0591]
   Subsystem: Dell GeForce GT 625M [1028:0592]
InstallationDate: Installed on 2014-01-08 (2 days ago)
InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1)
MachineType: Dell Inc. Inspiron 3421
MarkForUpload: True
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.11.0-15-generic.efi.signed root=UUID=e817c77a-3893-4a86-ac8a-8c3e3a025016 ro quiet splash
SourcePackage: xorg
Symptom: display
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 09/09/2013
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A08
dmi.board.name: 0YKV02
dmi.board.vendor: Dell Inc.
dmi.board.version: A08
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: Not Specified
dmi.modalias: dmi:bvnDellInc.:bvrA08:bd09/09/2013:svnDellInc.:pnInspiron3421:pvrNotSpecified:rvnDellInc.:rn0YKV02:rvrA08:cvnDellInc.:ct8:cvrNotSpecified:
dmi.product.name: Inspiron 3421
dmi.product.version: Not Specified
dmi.sys.vendor: Dell Inc.
version.compiz: compiz 1:0.9.10+13.10.20131011-0ubuntu1
version.ia32-libs: ia32-libs N/A
version.libdrm2: libdrm2 2.4.46-1ubuntu1
version.libgl1-mesa-dri: libgl1-mesa-dri 9.2.1-1ubuntu3
version.libgl1-mesa-dri-experimental: libgl1-mesa-dri-experimental N/A
version.libgl1-mesa-glx: libgl1-mesa-glx 9.2.1-1ubuntu3
version.xserver-xorg-core: xserver-xorg-core 2:1.14.5-1ubuntu2~saucy1
version.xserver-xorg-input-evdev: xserver-xorg-input-evdev 1:2.7.3-0ubuntu3.1
version.xserver-xorg-video-ati: xserver-xorg-video-ati 1:7.2.0-0ubuntu10
version.xserver-xorg-video-intel: xserver-xorg-video-intel 2:2.99.904-0ubuntu2
version.xserver-xorg-video-nouveau: xserver-xorg-video-nouveau 1:1.0.9-2ubuntu1
xserver.bootTime: Sat Jan 11 19:24:34 2014
xserver.configfile: default
xserver.errors:
 Couldn't open compiled keymap file /var/lib/xkb/server-67A015115F302FDA8D116F7771EDB6F8A404B0FE.xkm
 Couldn't open compiled keymap file /var/lib/xkb/server-710BD78EC06CA36CD58BDD7AB5689BBBBB552759.xkm
xserver.logfile: /var/log/Xorg.0.log
xserver.outputs:
 product id 1474
 vendor BOE
xserver.version: 2:1.14.5-1ubuntu2~saucy1

[Kamin Punpipat (kaminpattanasin)]

I think that developer was fix this now because no this problem now.
So I switch to Fix Released