I've also found nvidea-settings is necessary, for example, when I''m hooking
up to a projector.   I should note that I had to use the driver I downloaded
from nVidia, I was unable to get the Ubuntu-provided proprietary driver to
work.

On Mon, Apr 11, 2011 at 5:03 PM, Wayne Davison <email address hidden> wrote:

> I revisited this issue recently, and discovered that I have to use the
> nvidia-settings program to get dual screen going with the proprietary
> display driver, since xrandr doesn't work.  So, once I discovered that,
> I simply configured my 2nd display as a "Separate X Screen" (in the
> "Configure" popup) and chose "Enable Xinerama".  Then dual monitors is
> finally working for me with the nvidia graphics card (and best drivers)
> enabled.
>
> --
> You received this bug notification because you are a direct subscriber
> of the bug.
> https://bugs.launchpad.net/bugs/726638
>
> Title:
>  Proprietary nVidia driver fails on Lenovo T510 laptop
>
> Status in “nvidia-graphics-drivers” package in Ubuntu:
>  New
>
> Bug description:
>  I attempted to enable the nVidia driver through the
>  "System"=>"Administration"=>"Additional Drivers" panel.  After the
>  "Searching", "Installing" phase it requests a reboot.  Although the
>  Ubuntu boot splash displays, X never comes up, and it dumps you to the
>  console login.  The only way I was able to get X to come up was to
>  remove /etc/X11/xorg.conf and reboot.
>
>  The card info (from lspci) is:
>  01:00.0 VGA compatible controller: nVidia Corporation GT218 [NVS 3100M]
> (rev a2)
>
>  I'm including the Xorg
>  The stderr output from startx is:
>
>  I'm attaching the Xorg log as an attachment due to its size.
>
>  X.Org X Server 1.9.0
>  Release Date: 2010-08-20
>  X Protocol Version 11, Revision 0
>  Build Operating System: Linux 2.6.24-28-server x86_64 Ubuntu
>  Current Operating System: Linux rover 2.6.35-25-generic #44-Ubuntu SMP Fri
> Jan 21 17:40:44 UTC 2011 x86_64
>  Kernel command line: BOOT_IMAGE=/boot/vmlinuz-2.6.35-25-generic
> root=UUID=78540c13-6a8a-4346-bad5-3dc9ada0dbf1 ro quiet splash
>  Build Date: 09 January 2011  12:14:27PM
>  xorg-server 2:1.9.0-0ubuntu7.3 (For technical support please see
> http://www.ubuntu.com/support)
>  Current version of pixman: 0.18.4
>        Before reporting problems, check http://wiki.x.org
>        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: Mon Feb 28 08:16:41 2011
>  (==) Using config file: "/etc/X11/xorg.conf"
>  (==) Using system config directory "/usr/share/X11/xorg.conf.d"
>  (EE) No devices detected.
>
>  Fatal server error:
>  no screens found
>
>  Please consult the The X.Org Foundation support
>         at http://wiki.x.org
>   for help.
>  Please also check the log file at "/var/log/Xorg.0.log" for additional
> information.
>
>   ddxSigGiveUp: Closing log
>  giving up.
>
>  xinit:  No such file or directory (errno 2):  unable to connect to X
>  server
>
>  xinit:  No such process (errno 3):  Server error.
>
>
>  The xorg.conf configuration is:
>
>
>  Section "Screen"
>        Identifier      "Default Screen"
>        DefaultDepth    24
>  EndSection
>
>  Section "Module"
>        Load    "glx"
>  EndSection
>
>  Section "Device"
>        Identifier      "Default Device"
>        Driver  "nvidia"
>        Option  "NoLogo"        "True"
>  EndSection
>
> To unsubscribe from this bug, go to:
>
> https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers/+bug/726638/+subscribe
>