package idle-python2.7 2.7.6-8ubuntu0.2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

[Dmitry]

This bug always appear during installing/uninstalling packages after I installed IDLE 2.7 to play with Python.

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: idle-python2.7 2.7.6-8ubuntu0.2
ProcVersionSignature: Ubuntu 3.19.0-56.62~14.04.1-generic 3.19.8-ckt15
Uname: Linux 3.19.0-56-generic x86_64
NonfreeKernelModules: nvidia
ApportVersion: 2.14.1-0ubuntu3.19
Architecture: amd64
Date: Mon Mar 21 11:58:12 2016
DuplicateSignature: package:idle-python2.7:2.7.6-8ubuntu0.2:subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2015-12-21 (90 days ago)
InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805)
PackageArchitecture: all
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.5
 apt 1.0.1ubuntu2.11
SourcePackage: python2.7
Title: package idle-python2.7 2.7.6-8ubuntu0.2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)

[Matthias Klose (doko)]

nothing python related. run apt-get clean, and reinstall the python2.7 packages (apt-get --reinstall install ...)