Comment 5 for bug 235768

Issue is still present.

Relevant xorg.conf info:

# nvidia-settings: X configuration file generated by nvidia-settings
# nvidia-settings: version 1.0 (buildd@vernadsky) Tue Mar 4 20:24:34 UTC 2008

Section "ServerLayout"
    Identifier "Layout0"
    Screen 0 "Screen0" 0 0
    InputDevice "Keyboard0" "CoreKeyboard"
    InputDevice "Mouse0" "CorePointer"
EndSection

Section "Module"
    Load "dbe"
    Load "extmod"
    Load "type1"
    Load "freetype"
    Load "glx"
EndSection

Section "ServerFlags"
    Option "Xinerama" "0"
EndSection

Section "InputDevice"

    # generated from default
    Identifier "Keyboard0"
    Driver "kbd"
EndSection

Section "Monitor"

    # HorizSync source: edid, VertRefresh source: edid
    Identifier "Monitor0"
    VendorName "Unknown"
    ModelName "PAT LCD-MONITOR"
    HorizSync 30.0 - 82.0
    VertRefresh 50.0 - 75.0
    Option "DPMS"
EndSection

Section "Device"

# Removed Option "TwinView" "true"
# Removed Option "metamodes" "1280x1024,1280x1024"
    Identifier "Videocard0"
    Driver "nvidia"
    VendorName "NVIDIA Corporation"
    BoardName "GeForce 8600 GTS"
    Option "TwinViewOrientation" "Clone"
    Option "UseDisplayDevice" "CRT, CRT"
EndSection

Section "Screen"

# Option "TwinViewXineramaInfoOrder" "CRT-0"
# Option "metamodes" "CRT-0: 1280x1024 +0+0, CRT-1: 1280x1024 +0+0"
    Identifier "Screen0"
    Device "Videocard0"
    Monitor "Monitor0"
    DefaultDepth 24
    Option "TwinView" "1"
    Option "TwinViewXineramaInfoOrder" "CRT-0"
    Option "metamodes" "CRT-0: 1280x1024 +0+0, CRT-1: 1280x1024 +0+0"
    SubSection "Display"
        Depth 24
    EndSubSection
EndSection