package initramfs-tools 0.99ubuntu7 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Alexandre Pereira Nunes]

trying to install after a fresh ubuntu install, and getting this error:

lzma: Write error while encoding

ProblemType: Package
DistroRelease: Ubuntu 11.10
Package: initramfs-tools 0.99ubuntu7
ProcVersionSignature: Ubuntu 3.0.0-12.20-generic 3.0.4
Uname: Linux 3.0.0-12-generic i686
ApportVersion: 1.23-0ubuntu3
AptOrdering: initramfs-tools: Configure
Architecture: i386
CasperVersion: 1.287
Date: Sat Nov 12 00:03:56 2011
DpkgTerminalLog:
 Setting up initramfs-tools (0.99ubuntu7) ...
 update-initramfs: deferring update (trigger activated)
 lzma: Write error while encoding
 dpkg: error processing initramfs-tools (--configure):
  subprocess installed post-installation script returned error exit status 1
DuplicateSignature:
 Setting up initramfs-tools (0.99ubuntu7) ...
 update-initramfs: deferring update (trigger activated)
 lzma: Write error while encoding
 dpkg: error processing initramfs-tools (--configure):
  subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
LiveMediaBuild: Ubuntu 11.10 "Oneiric Ocelot" - Release i386 (20111012)
PackageArchitecture: all
SourcePackage: initramfs-tools
Title: package initramfs-tools 0.99ubuntu7 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)