I tried out as told .... But the step
Code:
sudo apt-get -y install fglrx-updates fglrx-amdcccle-updates
The output came :
Selecting previously unselected package fglrx-updates.
(Reading database ... 197702 files and directories currently installed.)
Unpacking fglrx-updates (from .../fglrx-updates_2%3a9.010-0ubuntu1~andrik7_amd64.deb) ...
One or more files have been altered since installation.
Uninstall will not be completed. See /etc/ati/fglrx-uninstall.log for details.
dpkg: error processing /var/cache/apt/archives/fglrx-updates_2%3a9.010-0ubuntu1~andrik7_amd64.deb (--unpack):
subprocess new pre-installation script returned error exit status 1
Selecting previously unselected package fglrx-amdcccle-updates.
Unpacking fglrx-amdcccle-updates (from .../fglrx-amdcccle-updates_2%3a9.010-0ubuntu1~andrik7_amd64.deb) ...
Errors were encountered while processing:
/var/cache/apt/archives/fglrx-updates_2%3a9.010-0ubuntu1~andrik7_amd64.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)
I am giving the fglrx-uninstall.log file :
*** AMD Catalyst(TM) Proprietary Driver Uninstall Log 2013-02-13 02:49:49 ***
File is missing from system /usr/lib/fglrx/switchlibGL.
File is missing from system /usr/lib/fglrx/switchlibglx.
File is missing from system /usr/lib/fglrx/fglrx-libGL.so.1.2.
File has been removed, //usr/lib/libGL.so.1.2, since last install.
One or more files have been altered since installation.
Uninstall will not be completed.

To force uninstall, removing all installed files without verification,
run /usr/share/ati/amd-uninstall.sh --force.

Forcing uninstall is not recommended and may cause system corruption.
What should I do ??
Should I install the missing files and how ??
Or force uninstall ??