I uninstalled all zentyal packages but it seems something went wrong

[POOLY]

I uninstalled all zentyal packages but it seems something went wrong
maybe it never uninstalled them correctly

ProblemType: Package
DistroRelease: Ubuntu 13.10
Package: zentyal-core (not installed)
ProcVersionSignature: Ubuntu 3.11.0-19.13-lowlatency 3.11.10.5
Uname: Linux 3.11.0-19-lowlatency x86_64
ApportVersion: 2.12.5-0ubuntu2.2
Architecture: amd64
Date: Mon Apr 14 10:49:49 2014
DuplicateSignature: package:zentyal-core:(not installed):subprocess installed post-installation script returned error exit status 2
ErrorMessage: subprocess installed post-installation script returned error exit status 2
InstallationDate: Installed on 2014-04-08 (7 days ago)
InstallationMedia: Ubuntu-Studio 13.10 "Saucy Salamander" - Release amd64 (20131016.1)
MarkForUpload: True
SourcePackage: zentyal-core
Title: package zentyal-core (not installed) failed to install/upgrade: subprocess installed post-installation script returned error exit status 2
UpgradeStatus: No upgrade log present (probably fresh install)

[Launchpad Janitor (janitor)]

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