package tzdata 2011n-0ubuntu0.11.04 failed to install/upgrade: subprocess installed post-installation script returned error exit status 128

[Đặng V. Hưng]

I can't install any program from Ubuntu software center. Every time it went to the "Applying changes" step, an error pop up rised up and said "Package operation failed".

ProblemType: Package
DistroRelease: Ubuntu 11.04
Package: tzdata 2011n-0ubuntu0.11.04
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic i686
AptOrdering:
 tzdata: Configure
 ibus-unikey: Install
 ibus-unikey: Configure
Architecture: i386
Date: Thu Jan 19 14:56:26 2012
ErrorMessage: subprocess installed post-installation script returned error exit status 128
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
PackageArchitecture: all
SourcePackage: tzdata
Title: package tzdata 2011n-0ubuntu0.11.04 failed to install/upgrade: subprocess installed post-installation script returned error exit status 128
UpgradeStatus: No upgrade log present (probably fresh install)