package cups 1.5.2-5 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Etai Sandow-Vandel]

upgrade performed through terminal.

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: cups 1.5.2-5
ProcVersionSignature: Ubuntu 3.2.0-12.21-generic 3.2.2
Uname: Linux 3.2.0-12-generic x86_64
ApportVersion: 1.93-0ubuntu2
Architecture: amd64
CupsErrorLog:

Date: Wed Feb 29 11:18:39 2012
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 (20120201.1)
Lpstat: Error: command ['lpstat', '-v'] failed with exit code 1: lpstat: Connection refused
Lsusb:
 Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
 Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
MachineType: innotek GmbH VirtualBox
Papersize: letter
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-12-generic root=UUID=ae1b59e7-7397-473d-9fdd-ac1d589ce098 ro quiet splash vt.handoff=7
SourcePackage: cups
Title: package cups 1.5.2-5 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 12/01/2006
dmi.bios.vendor: innotek GmbH
dmi.bios.version: VirtualBox
dmi.modalias: dmi:bvninnotekGmbH:bvrVirtualBox:bd12/01/2006:svninnotekGmbH:pnVirtualBox:pvr1.2:
dmi.product.name: VirtualBox
dmi.product.version: 1.2
dmi.sys.vendor: innotek GmbH