package libqt4-scripttools 4:4.7.4-1ubuntu4 failed to install/upgrade: './usr/share/doc/libqt4-scripttools/LGPL_EXCEPTION.txt' is different from the same file on the system

[Vladimir Scherbaev]

Description: Ubuntu precise (development branch)
Release: 12.04
libqt4-scripttools:
  Installed: 4:4.7.4-1ubuntu4
  Candidate: 4:4.7.4-1ubuntu4
  Version table:
 *** 4:4.7.4-1ubuntu4 0
        500 http://archive.ubuntu.com/ubuntu/ precise/main amd64 Packages
        100 /var/lib/dpkg/status

ProblemType: Package
DistroRelease: Ubuntu 12.04
Package: libqt4-scripttools 4:4.7.4-1ubuntu4
ProcVersionSignature: Ubuntu 3.1.0-2.3+mjgaspmfix-generic 3.1.0
Uname: Linux 3.1.0-2-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 1.90-0ubuntu1
Architecture: amd64
Date: Thu Nov 24 16:54:26 2011
DuplicateSignature:
 Unpacking replacement libqt4-scripttools ...
 dpkg: error processing /var/cache/apt/archives/libqt4-scripttools_4%3a4.7.4-1ubuntu4_amd64.deb (--unpack):
  './usr/share/doc/libqt4-scripttools/LGPL_EXCEPTION.txt' is different from the same file on the system
ErrorMessage: './usr/share/doc/libqt4-scripttools/LGPL_EXCEPTION.txt' is different from the same file on the system
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
SourcePackage: qt4-x11
Title: package libqt4-scripttools 4:4.7.4-1ubuntu4 failed to install/upgrade: './usr/share/doc/libqt4-scripttools/LGPL_EXCEPTION.txt' is different from the same file on the system
UpgradeStatus: Upgraded to precise on 2011-11-22 (2 days ago)