Need to configure display for all users

Did you really use displayconfig-gtk? How does your xorg.conf look like?

Yes, I used displayconfig-gtk. This is my xorg.conf file. I used
displayconfig-gtk to change the resolution to 1024x768 in each account.

# nvidia-xconfig: X configuration file generated by nvidia-xconfig
# nvidia-xconfig: version 1.0 (buildmeister@builder3) Thu Nov 9 17:55:20
PST 2006

# /etc/X11/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(5) 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"
    Identifier "Default Layout"
  screen 0 "Default Screen" 0 0
    Inputdevice "Generic Keyboard"
    Inputdevice "Configured Mouse"
    Inputdevice "stylus" "SendCoreEvents"
    Inputdevice "cursor" "SendCoreEvents"
    Inputdevice "eraser" "SendCoreEvents"
EndSection

Section "Files"

    # path to defoma fonts
    Fontpath "/usr/share/fonts/X11/misc"
    Fontpath "/usr/share/fonts/X11/cyrillic"
    Fontpath "/usr/share/fonts/X11/100dpi/:unscaled"
    Fontpath "/usr/share/fonts/X11/75dpi/:unscaled"
    Fontpath "/usr/share/fonts/X11/Type1"
    Fontpath "/usr/share/fonts/X11/100dpi"
    Fontpath "/usr/share/fonts/X11/75dpi"
    Fontpath "/var/lib/defoma/x-ttcidfont-conf.d/dirs/TrueType"
EndSection

Section "Module"
    Load "i2c"
    Load "bitmap"
    Load "ddc"
    Load "extmod"
    Load "freetype"
    Load "int10"
    Load "vbe"
    Load "glx"
    Load "v4l"
EndSection

Section "InputDevice"
    Identifier "Generic Keyboard"
    Driver "kbd"
    Option "CoreKeyboard"
    Option "XkbRules" "xorg"
    Option "XkbModel" "pc105"
    Option "XkbLayout" "us"
    Option "XkbOptions" "lv3:ralt_switch"
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"

    # /dev/input/event
    # for USB
    Identifier "stylus"
    Driver "wacom"
    Option "Device" "/dev/wacom"# Change to
    Option "Type" "stylus"
    Option "ForceDevice" "ISDV4"# Tablet PC ONLY
EndSection

Section "InputDevice"

    # /dev/input/event
    # for USB
    Identifier "eraser"
    Driver "wacom"
    Option "Device" "/dev/wacom"# Change to
    Option "Type" "eraser"
    Option "ForceDevice" "ISDV4"# Tablet PC ONLY
EndSection

Section "InputDevice"

    # /dev/input/event
    # for USB
    Identifier "cursor"
    Driver ...

Thank you for taking the time to report this bug and helping to make Ubuntu better. You reported this bug a while ago and there hasn't been any activity in it recently. We were wondering is this still an issue for you? Can you try with latest Ubuntu release? Thanks in advance.

We are closing this bug report because it lacks the information we need to investigate the problem, as described in the previous comments. Please reopen it if you can give us the missing information, and don't hesitate to submit bug reports in the future. To reopen the bug report you can click on the current status, under the Status column, and change the Status back to "New". Thanks again!