package php5-common 5.6.4+dfsg-4ubuntu6.4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 10

[sriharsha hatwar]

what happend is a week ago i had messed up the var folder as there was no memory in the system, even though i deleted files from downloads it was still saying that no disk space
and i had looked in var also in bin directory i had deleted some files so i think the reason for this problem is this.

please help me out.

ProblemType: Package
DistroRelease: Ubuntu 15.04
Package: php5-common 5.6.4+dfsg-4ubuntu6.4
ProcVersionSignature: Ubuntu 3.19.0-15.15-generic 3.19.3
Uname: Linux 3.19.0-15-generic x86_64
ApportVersion: 2.17.2-0ubuntu1.3
Architecture: amd64
Date: Thu Feb 4 16:43:17 2016
DuplicateSignature: package:php5-common:5.6.4+dfsg-4ubuntu6.4:subprocess installed post-installation script returned error exit status 10
ErrorMessage: subprocess installed post-installation script returned error exit status 10
InstallationDate: Installed on 2015-06-28 (220 days ago)
InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
RelatedPackageVersions:
 dpkg 1.17.25ubuntu1
 apt 1.0.9.7ubuntu4.1
SourcePackage: php5
Title: package php5-common 5.6.4+dfsg-4ubuntu6.4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 10
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

Status changed to 'Confirmed' because the bug affects multiple users.