package openjdk-7-jre:amd64 7u95-2.6.4-0ubuntu0.14.04.2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 2

[Beyhan]

i can't install any package

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: openjdk-7-jre:amd64 7u95-2.6.4-0ubuntu0.14.04.2
ProcVersionSignature: Ubuntu 3.19.0-51.58~14.04.1-generic 3.19.8-ckt13
Uname: Linux 3.19.0-51-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.19
Architecture: amd64
Date: Mon Mar 28 13:50:28 2016
DuplicateSignature: package:openjdk-7-jre:amd64:7u95-2.6.4-0ubuntu0.14.04.2:subprocess installed post-installation script returned error exit status 2
ErrorMessage: subprocess installed post-installation script returned error exit status 2
InstallationDate: Installed on 2015-08-20 (220 days ago)
InstallationMedia: Ubuntu 14.04.3 LTS "Trusty Tahr" - Beta amd64 (20150805)
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.5
 apt 1.0.1ubuntu2.11
SourcePackage: openjdk-7
Title: package openjdk-7-jre:amd64 7u95-2.6.4-0ubuntu0.14.04.2 failed to install/upgrade: subprocess installed post-installation script returned error exit status 2
UpgradeStatus: No upgrade log present (probably fresh install)

[Beyhan (beyhangl)]

whattt??