package dirmngr 1.1.1-1.1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1

don't know what happend. The machine was shutdown after the weekend.

ProblemType: Package
DistroRelease: Ubuntu 13.10
Package: dirmngr 1.1.1-1.1
ProcVersionSignature: Ubuntu 3.11.0-19.33-generic 3.11.10.5
Uname: Linux 3.11.0-19-generic x86_64
ApportVersion: 2.12.5-0ubuntu2.2
Architecture: amd64
Date: Tue Apr 15 13:14:16 2014
DuplicateSignature: package:dirmngr:1.1.1-1.1:subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2013-12-02 (140 days ago)
InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1)
MarkForUpload: True
SourcePackage: dirmngr
Title: package dirmngr 1.1.1-1.1 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)