Problems with nVidia Resolution on Kubuntu 8.04 with KDE 4.0

Uzonwadinachi Mokwunye ifeanyi22 at gmail.com
Fri May 23 21:37:41 UTC 2008


Thanks everyone for your helpful advice.  It seems that running the
following command, sudo dpkg-reconfigure xserver-xorg, helped to fix the
issue with the resolution.  Have a wonderful Memorial Day weekend!

- Ifeanyi

On Thu, May 22, 2008 at 10:31 PM, Joel Oliver <joelol75 at verizon.net> wrote:

> Ifeanyi wrote:
>
>> Hi,
>>
>> Ever since I upgraded from Kubuntu 7.10 to 8.04, I've been having problems
>> locking in my screen resolution.  I've had to work around this problem by
>> opening the system settings once I login to KDE and clicking on the screen
>> resolution settings option.  If I'm lucky, this will resize the screen to
>> the size I want (1280 X 1024).  Sometimes, however, this results in a crash
>> of KWIN or some other display-related application.
>> Also, when I attempt to switch sessions, I run a greater risk of crashing
>> KWIN.  And when I do have multiple sessions running, I don't see the login
>> screen when attempting to switch between the sessions.  I happen to know
>> that one should be there and so I end up blindly typing my password and the
>> switch tends to execute successfully.
>> I'd appreciate any help in resolving this.
>>
>> thanks,
>> Ifeanyi
>>
>>
>>
> You can resetup the xorg.conf file by running:
>
> sudo dpkg-reconfigure xserver-xorg
>
> Also sometimes a line in the xorg.conf file "Virtual 1024x768" or similar
> causes some screens to 'scroll' or not look proper, usually with the logon
> or kdm screens...  Usually removing this line from the conf file fixes this.
>  It seems that hardy really removes alot of sections from the conf file
> (uses defaults) so there's no template to go by...  You can look though mine
> if it helps. Don't copy it as the bus id of the card and many other things
> are not right, but it gives a good template to go by.  BTW i'm using a later
> Nvidia card and compiz-fusion.
>
>
>
>
> # nvidia-settings: X configuration file generated by nvidia-settings
> # nvidia-settings:  version 1.0  (buildmeister at builder26)  Wed Sep 12
> 14:29:53 PDT 2007
>
> # xorg.conf (xorg X Window System server configuration file)
> #
> # This file was generated by dexconf, the Debian X Configuration tool,
> using
> # values from the debconf database.
> #
> # Edit this file with caution, and see the xorg.conf manual page.
> # (Type "man xorg.conf" at the shell prompt.)
> #
> # This file is automatically updated on xserver-xorg package upgrades
> *only*
> # if it has not been modified since the last upgrade of the xserver-xorg
> # package.
> #
> # If you have edited this file but would like it to be automatically
> updated
> # again, run the following command:
> #   sudo dpkg-reconfigure -phigh xserver-xorg
>
> Section "ServerLayout"
>
> # Uncomment if you have a wacom tablet
> #       InputDevice     "stylus"        "SendCoreEvents"
> #       InputDevice     "cursor"        "SendCoreEvents"
> #       InputDevice     "eraser"        "SendCoreEvents"
>    Identifier     "Default Layout"
>    Screen      0  "Screen0" 0 0
>    InputDevice    "Generic Keyboard"
>    InputDevice    "Configured Mouse"
> EndSection
>
> Section "Files"
> EndSection
>
> Section "Module"
> EndSection
>
> Section "ServerFlags"
>    Option         "Xinerama" "0"
> EndSection
>
> Section "InputDevice"
>    Identifier     "Generic Keyboard"
>    Driver         "kbd"
>    Option         "CoreKeyboard"
>    Option         "XkbRules" "xorg"
>    Option         "XkbModel" "pc105"
>    Option         "XkbLayout" "us"
> EndSection
>
> Section "InputDevice"
>    Identifier     "Configured Mouse"
>    Driver         "mouse"
>    Option         "CorePointer"
>    Option         "Device" "/dev/input/mice"
>    Option         "Protocol" "ImPS/2"
>    Option         "ZAxisMapping" "4 5"
>    Option         "Emulate3Buttons" "true"
> EndSection
>
> Section "InputDevice"
>    Identifier     "stylus"
>    Driver         "wacom"
>    Option         "Device" "/dev/input/wacom"
>    Option         "Type" "stylus"
>    Option         "ForceDevice" "ISDV4"                # Tablet PC ONLY
> EndSection
>
> Section "InputDevice"
>    Identifier     "eraser"
>    Driver         "wacom"
>    Option         "Device" "/dev/input/wacom"
>    Option         "Type" "eraser"
>    Option         "ForceDevice" "ISDV4"                # Tablet PC ONLY
> EndSection
>
> Section "InputDevice"
>    Identifier     "cursor"
>    Driver         "wacom"
>    Option         "Device" "/dev/input/wacom"
>    Option         "Type" "cursor"
>    Option         "ForceDevice" "ISDV4"                # Tablet PC ONLY
> EndSection
>
> Section "Monitor"
>    Identifier     "LCM-22w3"
>    HorizSync       30.0 - 82.0
>    VertRefresh     56.0 - 76.0
>    Option         "DPMS"
> EndSection
>
> Section "Monitor"
>    Identifier     "Monitor0"
>    VendorName     "Unknown"
>    ModelName      "WDE LCM-22w3"
>    HorizSync       30.0 - 82.0
>    VertRefresh     56.0 - 76.0
> EndSection
>
> Section "Device"
>    Identifier     "nVidia Corporation C51PV [GeForce 6150]"
>    Driver         "nvidia"
>    BusID          "PCI:0:5:0"
> EndSection
>
> Section "Device"
>    Identifier     "Videocard0"
>    Driver         "nvidia"
>    VendorName     "NVIDIA Corporation"
>    BoardName      "GeForce 6150"
> EndSection
>
> Section "Screen"
>    Identifier     "Default Screen"
>    Device         "nVidia Corporation C51PV [GeForce 6150]"
>    Monitor        "LCM-22w3"
>    DefaultDepth    24
>    SubSection     "Display"
>        Modes      "1680x1050" "1280x1024" "1280x960" "1280x800" "1152x864"
> "1024x768" "800x600" "640x480"
>    EndSubSection
> EndSection
>
> Section "Screen"
>    Identifier     "Screen0"
>    Device         "Videocard0"
>    Monitor        "Monitor0"
>    DefaultDepth    24
>    Option         "TwinView" "0"
>    Option         "metamodes" "1680x1050_60 +0+0; 1680x1050 +0+0; 1280x1024
> +0+0; 1280x960 +0+0; 1280x800 +0+0; 1152x864 +0+0; 1024x768 +0+0; 800x600
> +0+0; 640x480 +0+0"
> EndSection
>
>
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