package fglrx 2:8.723.1-0ubuntu4 failed to install/upgrade: fglrx kernel module failed to build

[Pippo paolini]

I tryed to install the suggest proprietari (ATI/AMD) Driver on ubuntu 10.4 fresh install (just updated)
the hardware display board is ATI HD5550

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: Mon Sep 20 15:17:18 2010
DkmsStatus: fglrx, 8.723.1: added
ErrorMessage: fglrx kernel module failed to build
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
InstallationMedia: Ubuntu 10.04 LTS "Lucid Lynx" - Release amd64 (20100429)
MachineType: Hewlett-Packard HPE-340it
PackageVersion: 2:8.723.1-0ubuntu4
ProcCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.32-24-generic root=UUID=51301767-3ffe-4df9-9cbc-844d0a27990e ro quiet splash
SourcePackage: fglrx-installer
Title: package fglrx 2:8.723.1-0ubuntu4 failed to install/upgrade: fglrx kernel module failed to build
dmi.bios.date: 07/12/2010
dmi.bios.vendor: American Megatrends Inc.
dmi.bios.version: 6.12
dmi.board.name: 2A9C
dmi.board.vendor: MSI
dmi.board.version: 1.0
dmi.chassis.asset.tag: CZC0294VV4
dmi.chassis.type: 3
dmi.chassis.vendor: Hewlett-Packard
dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvr6.12:bd07/12/2010:svnHewlett-Packard:pnHPE-340it:pvrxxx0204GRxxxxxxxx0:rvnMSI:rn2A9C:rvr1.0:cvnHewlett-Packard:ct3:cvr:
dmi.product.name: HPE-340it
dmi.product.version: xxx0204GRxxxxxxxx0
dmi.sys.vendor: Hewlett-Packard
glxinfo: Error: [Errno 2] Nessun file o directory
system:
 distro: Ubuntu
 codename: lucid
 architecture: x86_64
 kernel: 2.6.32-24-generic