package shim-signed 1.5~12.04.1+0.4-0ubuntu4 failed to install/upgrade: el subproceso instalado el script post-installation devolvió el código de salida de error 1

[Felipe Farias]

i try to install drivers for AMD radeon serie7000

in upgrade... same bug

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: shim-signed 1.5~12.04.1+0.4-0ubuntu4
Uname: Linux 3.12.0-031200-generic x86_64
NonfreeKernelModules: fglrx
ApportVersion: 2.0.1-0ubuntu17.6
Architecture: amd64
Date: Wed Nov 13 01:56:08 2013
ErrorMessage: el subproceso instalado el script post-installation devolvió el código de salida de error 1
InstallationMedia: Ubuntu 12.04.3 LTS "Precise Pangolin" - Release amd64 (20130820.1)
MarkForUpload: True
SourcePackage: shim-signed
Title: package shim-signed 1.5~12.04.1+0.4-0ubuntu4 failed to install/upgrade: el subproceso instalado el script post-installation devolvió el código de salida de error 1
UpgradeStatus: No upgrade log present (probably fresh install)