package initramfs-tools 0.99ubuntu12 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 1

[Zentai Andras]

After upgrading from Oneiric to Precise my packages were broken. I got this error too.

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: initramfs-tools 0.99ubuntu12
ProcVersionSignature: Ubuntu 3.2.0-21.34-generic 3.2.13
Uname: Linux 3.2.0-21-generic x86_64
NonfreeKernelModules: fglrx
ApportVersion: 2.0-0ubuntu2
Architecture: amd64
Date: Tue Apr 3 07:45:29 2012
ErrorMessage: ErrorMessage: subprocess installed post-installation script returned error exit status 1
PackageArchitecture: all
SourcePackage: initramfs-tools
Title: package initramfs-tools 0.99ubuntu12 failed to install/upgrade: ErrorMessage: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: Upgraded to precise on 2012-04-03 (0 days ago)