cannot add VGA1 via xrandr

[Peter parker]

cannot add extra VGA1 setting using xrandr in 10.04 LTS

ProblemType: Bug
DistroRelease: Ubuntu 10.04
Package: xorg 1:7.5+5ubuntu1.1
ProcVersionSignature: Ubuntu 2.6.32-41.90-generic 2.6.32.59+drm33.24
Uname: Linux 2.6.32-41-generic x86_64
Architecture: amd64
Date: Wed May 30 13:43:22 2012
DkmsStatus: Error: [Errno 2] No such file or directory
InstallationMedia: Ubuntu 10.04.2 LTS "Lucid Lynx" - Release amd64 (20110211.1)
MachineType: Dell Inc. Dell System Vostro 3450
ProcCmdLine: BOOT_IMAGE=/vmlinuz-2.6.32-41-generic root=UUID=a06dd87f-8425-4dce-af73-1900dda44387 ro quiet splash
ProcEnviron:
 LANG=en_IN
 SHELL=/bin/bash
SourcePackage: xorg
dmi.bios.date: 07/22/2011
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A06
dmi.board.name: 0YV4PV
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 8
dmi.chassis.vendor: Dell Inc.
dmi.chassis.version: 0.1
dmi.modalias: dmi:bvnDellInc.:bvrA06:bd07/22/2011:svnDellInc.:pnDellSystemVostro3450:pvr:rvnDellInc.:rn0YV4PV:rvrA00:cvnDellInc.:ct8:cvr0.1:
dmi.product.name: Dell System Vostro 3450
dmi.sys.vendor: Dell Inc.
glxinfo: Error: [Errno 2] No such file or directory
system:
 distro: Ubuntu
 codename: lucid
 architecture: x86_64
 kernel: 2.6.32-41-generic

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.

[Bartosz Kosiorek (gang65)]

Could you please provide the full command. I would like to reproduce this bug.