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Recently I updated ubuntu from 9.3 to 10.04. and found that xorg's newer version of inter driver is no longer supported. causes No Screen Found error

So trying to move back to previous version of driver. Downloaded previous version (the one comes with 9.3) from here,

also installed it using

sudo aptitude install xserver-xorg-video-intel=2:2.6.3-0ubuntu9.3

but still

X.Org X Server 1.7.6
Release Date: 2010-03-17
X Protocol Version 11, Revision 0
Build Operating System: Linux 2.6.24-27-server i686 Ubuntu
Current Operating System: Linux ArguSoft-Apps-Linux 2.6.28-19-server #66-Ubuntu SMP Sat Oct 16 18:41:24 UTC 2010 i686
Kernel command line: root=UUID=8bf4ec8b-ac33-465c-806e-4c95c38e6d59 ro  single
Build Date: 08 March 2011  08:22:50AM
xorg-server 2:1.7.6-2ubuntu7.6 (For technical support please see
Current version of pixman: 0.16.4
        Before reporting problems, check
        to make sure that you have the latest version.
Markers: (--) probed, (**) from config file, (==) default setting,
        (++) from command line, (!!) notice, (II) informational,
        (WW) warning, (EE) error, (NI) not implemented, (??) unknown.
(==) Log file: "/var/log/Xorg.0.log", Time: Tue May 31 23:29:57 2011
(==) Using config file: "/etc/X11/xorg.conf"
(==) Using config directory: "/usr/lib/X11/xorg.conf.d"
(EE) open /dev/fb0: No such file or directory
(EE) intel(0): [drm] Failed to open DRM device for pci:0000:00:02.0: No such file or directory
(EE) intel(0): Failed to become DRM master.
(EE) intel(0): No valid modes.
(EE) Screen(s) found, but none have a usable configuration.

Fatal server error:
no screens found

Please consult the The X.Org Foundation support

downgrading shows:

Selecting previously deselected package xserver-xorg-video-intel.
dpkg: regarding 1xserver-xorg-video-intel_2.2.1-1ubuntu12_i386.deb containing xserver-xorg-video-intel:
 xserver-xorg-core conflicts with xserver-xorg-video-2
  xserver-xorg-video-intel provides xserver-xorg-video-2 and is to be installed.
dpkg: error processing 1xserver-xorg-video-intel_2.2.1-1ubuntu12_i386.deb (--install):
 conflicting packages - not installing xserver-xorg-video-intel
Errors were encountered while processing:
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