package udev 151-10 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Terry Jones]

Binary package hint: udev

ubuntu@ubuntu:~$ lsb_release -rd
Description: Ubuntu lucid (development branch)
Release: 10.04
ubuntu@ubuntu:~$ apt-cache policy packagename
W: Unable to locate package packagename

ProblemType: Package
DistroRelease: Ubuntu 10.04
Package: udev 151-10
ProcVersionSignature: Ubuntu 2.6.32-20.30-generic 2.6.32.11+drm33.2
Uname: Linux 2.6.32-20-generic i686
NonfreeKernelModules: wl
Architecture: i386
Date: Wed Apr 14 02:25:34 2010
ErrorMessage: subprocess installed post-installation script returned error exit status 1
LiveMediaBuild: Ubuntu 10.04 "Lucid Lynx" - Alpha i386 (20100413)
MachineType: eMachines eMachines E725
ProcCmdLine: BOOT_IMAGE=/casper/vmlinuz noprompt cdrom-detect/try-usb=true persistent file=/cdrom/preseed/hostname.seed boot=casper initrd=/casper/initrd.lz quiet splash -- maybe-ubiquity
SourcePackage: udev
Title: package udev 151-10 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
dmi.bios.date: 12/16/2009
dmi.bios.vendor: eMachines
dmi.bios.version: V3.04
dmi.board.asset.tag: Base Board Asset Tag
dmi.board.name: eMachines E725
dmi.board.vendor: eMachines
dmi.board.version: V3.04
dmi.chassis.type: 10
dmi.chassis.vendor: eMachines
dmi.chassis.version: V3.04
dmi.modalias: dmi:bvneMachines:bvrV3.04:bd12/16/2009:svneMachines:pneMachinesE725:pvrV3.04:rvneMachines:rneMachinesE725:rvrV3.04:cvneMachines:ct10:cvrV3.04:
dmi.product.name: eMachines E725
dmi.product.version: V3.04
dmi.sys.vendor: eMachines