issues with dual monitors/second monitor/external monitor

[Jeff.Hodges at KingsMountain.com]

[dell d820, nvidia quadro nvs 120m, ubuntu 6.10]

I tried to set up my /etc/X11/xorg.conf file in the fashion discussed here..

  https://lists.ubuntu.com/archives/ubuntu-users/2006-June/083092.html

..and using the "nv" driver, but got..

  Fatal server error:
  Requested Entity already in use!

..complete Xorg.0.log below. Relevant xorg.conf portions are..

Section "Device"
	Identifier	"NVIDIA Default Card screen 0"
	Driver		"nv"
	BusID		"PCI:1:0:0"
	Screen		0
	Option          "MonitorLayout" "CRT,LFP"
EndSection

Section "Device"
	Identifier	"NVIDIA Default Card screen 1"
	Driver		"nv"
	BusID		"PCI:1:0:0"
	Screen		1
	Option          "MonitorLayout" "CRT,LFP"
EndSection

Section "Monitor"
	Identifier	"LCD Monitor"
	Option		"DPMS"
EndSection

Section "Monitor"
	Identifier	"External Monitor"
	Option		"DPMS"
EndSection

Section "Screen"
	Identifier	"LCD Screen"
	Device		"NVIDIA Default Card screen 0"
	Monitor		"LCD Monitor"
	DefaultDepth	24
	SubSection "Display"
		Depth		1
		Modes		"1920x1200"
	EndSubSection
	SubSection "Display"
		Depth		4
		Modes		"1920x1200"
	EndSubSection
	SubSection "Display"
		Depth		8
		Modes		"1920x1200"
	EndSubSection
	SubSection "Display"
		Depth		15
		Modes		"1920x1200"
	EndSubSection
	SubSection "Display"
		Depth		16
		Modes		"1920x1200"
	EndSubSection
	SubSection "Display"
		Depth		24
		Modes		"1920x1200"
	EndSubSection
EndSection

Section "Screen"
	Identifier	"External Screen"
	Device		"NVIDIA Default Card screen 1"
	Monitor		"External Monitor"
	DefaultDepth	24
	SubSection "Display"
		Depth		1
		Modes		"1920x1200"
	EndSubSection
	SubSection "Display"
		Depth		4
		Modes		"1920x1200"
	EndSubSection
	SubSection "Display"
		Depth		8
		Modes		"1920x1200"
	EndSubSection
	SubSection "Display"
		Depth		15
		Modes		"1920x1200"
	EndSubSection
	SubSection "Display"
		Depth		16
		Modes		"1920x1200"
	EndSubSection
	SubSection "Display"
		Depth		24
		Modes		"1920x1200"
	EndSubSection
EndSection

Section "ServerLayout"
	Identifier	"Dual-Monitor Layout"
	Screen		0	"LCD Screen"
	Screen		1	"External Screen"
#	Screen		0	"LCD Screen"		0	0
#	Screen		1	"External Screen"	Below	"LCD Screen"
        Option          "Clone" "On"
#       Option          "Xinerama" "On"
	InputDevice	"Generic Keyboard"
	InputDevice	"Configured Mouse"
	InputDevice     "stylus" "SendCoreEvents"
	InputDevice     "cursor" "SendCoreEvents"
	InputDevice     "eraser" "SendCoreEvents"
	InputDevice	"Synaptics Touchpad"
EndSection


any thoughts?  thanks,

=JeffH
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