python2.6 crashed when installing new languajes

[David]

Binary package hint: python2.6

All times I've tried to install support for new languages it doesn't work and I receive an error message.

ProblemType: Crash
Architecture: i386
Dependencies:
 libgcc1 1:4.3.3-5ubuntu4
 zlib1g 1:1.2.3.3.dfsg-12ubuntu2
 gcc-4.3-base 4.3.3-5ubuntu4
 findutils 4.4.0-2ubuntu3
 libc6 2.9-4ubuntu4
DistroRelease: Ubuntu 9.04
ExecutablePath: /usr/bin/python2.6
InterpreterPath: /usr/bin/python2.6
Package: python2.6-minimal 2.6.1-1ubuntu7
ProcAttrCurrent: unconfined
ProcCmdline: python /usr/bin/install-package --install language-pack-es language-pack-kde-es language-pack-kde-es-base language-support-writing-es language-support-translations-es language-pack-es language-pack-kde-es
ProcEnviron:
 PATH=(custom, no user)
 LANG=es_ES.UTF-8
 LANGUAGE=es_ES
 SHELL=/bin/bash
PythonArgs: []
SourcePackage: python2.6
Title: python2.6 crashed with SystemError in commit()
Traceback:
 Traceback (most recent call last):
   File "/usr/bin/install-package", line 202, in commit
     apt_pkg.PkgSystemLock()
 SystemError: E:dpkg was interrupted, you must manually run 'sudo dpkg --configure -a' to correct the problem.
Uname: Linux 2.6.28-11-generic i686
UserGroups: