package fglrx 2:8.723.1-0ubuntu4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 10

[Cristiano Calascibetta]

I want update the driver of the my graphic card but, to the end the update, give me a error.

ProblemType: Package
DistroRelease: Ubuntu 10.04
Package: fglrx 2:8.723.1-0ubuntu4
ProcVersionSignature: Ubuntu 2.6.32-24.43-generic 2.6.32.15+drm33.5
Uname: Linux 2.6.32-24-generic x86_64
Architecture: amd64
Date: Sun Sep 19 09:57:58 2010
DkmsStatus: fglrx, 8.723.1: added
ErrorMessage: subprocess installed post-installation script returned error exit status 10
InstallationMedia: Ubuntu 10.04.1 LTS "Lucid Lynx" - Release amd64 (20100816.1)
MachineType: Acer, inc. Aspire 6530G
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-24-generic root=UUID=fef9b1a5-1d8c-4c6d-8480-181a81b41401 ro quiet splash
SourcePackage: fglrx-installer
Title: package fglrx 2:8.723.1-0ubuntu4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 10
dmi.bios.date: 11/12/2008
dmi.bios.vendor: Acer
dmi.bios.version: v0.3221
dmi.board.name: Mantasta
dmi.board.vendor: Acer, Inc.
dmi.board.version: Not Applicable
dmi.chassis.type: 1
dmi.chassis.vendor: Acer, Inc.
dmi.chassis.version: N/A
dmi.modalias: dmi:bvnAcer:bvrv0.3221:bd11/12/2008:svnAcer,inc.:pnAspire6530G:pvrNotApplicable:rvnAcer,Inc.:rnMantasta:rvrNotApplicable:cvnAcer,Inc.:ct1:cvrN/A:
dmi.product.name: Aspire 6530G
dmi.product.version: Not Applicable
dmi.sys.vendor: Acer, inc.
glxinfo: Error: [Errno 2] Nessun file o directory
system:
 distro: Ubuntu
 codename: lucid
 architecture: x86_64
 kernel: 2.6.32-24-generic