package italc-client 1:2.0.1-4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 127

installation is not successful

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: italc-client 1:2.0.1-4
ProcVersionSignature: Ubuntu 3.13.0-39.66-generic 3.13.11.8
Uname: Linux 3.13.0-39-generic x86_64
ApportVersion: 2.14.1-0ubuntu3.5
Architecture: amd64
Date: Thu Nov 20 13:36:07 2014
DuplicateSignature: package:italc-client:1:2.0.1-4:subprocess installed post-installation script returned error exit status 127
ErrorMessage: subprocess installed post-installation script returned error exit status 127
InstallationDate: Installed on 2014-10-27 (24 days ago)
InstallationMedia: Ubuntu 14.04.1 LTS "Trusty Tahr" - Release amd64 (20140722.2)
SourcePackage: italc
Title: package italc-client 1:2.0.1-4 failed to install/upgrade: subprocess installed post-installation script returned error exit status 127
UpgradeStatus: No upgrade log present (probably fresh install)
modified.conffile..etc.xdg.iTALC: [deleted]