package nvidia-current 260.19.21-0ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[cacula]

while trying to install nvidia driver (nvs 3100M)
latitude e6510
ubuntu 11.04 alpha1 livecd x64

ProblemType: Package
DistroRelease: Ubuntu 11.04
Package: nvidia-current 260.19.21-0ubuntu1
ProcVersionSignature: Ubuntu 2.6.37-7.19-generic 2.6.37-rc3
Uname: Linux 2.6.37-7-generic x86_64
Architecture: amd64
DRM.card0.DisplayPort.1:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
DRM.card0.DisplayPort.2:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
DRM.card0.Embedded_DisplayPort.1:
 status: connected
 enabled: enabled
 dpms: On
 modes: 1920x1080 1920x1080 1920x1080 1680x1050 1400x1050 1280x1024 1280x960 1152x864 1024x768 800x600
 edid-base64: AP///////wAw5AAAAAAAAAATAQSVIhN4AhXVnllQmCYOUFQAAAABAQEBAQEBAQEBAQEBAQEByjWAknA4H0AwIDUAWMIQAAAYIiSAoHA4H0AwIDUAWMIQAAAYAAAA/gBESDA5MYAxNTZXRjEKAAAAAAAAQTEeAAAAAAkBCiAgANY=
DRM.card0.VGA.1:
 status: disconnected
 enabled: disabled
 dpms: Off
 modes:
 edid-base64:
Date: Sat Dec 4 13:49:15 2010
DkmsStatus:

ErrorMessage: subprocess installed post-installation script returned error exit status 1
GdmLog1: Error: command ['cat', '/var/log/gdm/:0.log.1'] failed with exit code 1: cat: /var/log/gdm/:0.log.1: No such file or directory
GdmLog2: Error: command ['cat', '/var/log/gdm/:0.log.2'] failed with exit code 1: cat: /var/log/gdm/:0.log.2: No such file or directory
LiveMediaBuild: Ubuntu 11.04 "Natty Narwhal" - Alpha amd64 (20101202)
MachineType: Dell Inc. Latitude E6510
PccardctlIdent:
 Socket 0:
   no product info available
PccardctlStatus:
 Socket 0:
   no card
ProcKernelCmdLine: noprompt cdrom-detect/try-usb=true file=/cdrom/preseed/hostname.seed boot=casper persistent initrd=/casper/initrd.lz splash -- BOOT_IMAGE=/casper/vmlinuz
SourcePackage: nvidia-graphics-drivers
Title: package nvidia-current 260.19.21-0ubuntu1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
dmi.bios.date: 11/20/2010
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A06
dmi.board.name: 0N5KHN
dmi.board.vendor: Dell Inc.
dmi.board.version: A02
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias: dmi:bvnDellInc.:bvrA06:bd11/20/2010:svnDellInc.:pnLatitudeE6510:pvr0001:rvnDellInc.:rn0N5KHN:rvrA02:cvnDellInc.:ct9:cvr:
dmi.product.name: Latitude E6510
dmi.product.version: 0001
dmi.sys.vendor: Dell Inc.
glxinfo: Error: [Errno 2] No such file or directory
system:
 distro: Ubuntu
 codename: natty
 architecture: x86_64
 kernel: 2.6.37-7-generic