package procmail 3.22-24 failed to install/upgrade: package procmail is already installed and configured

[genux]

the installation process of sendmail stopped and would not finish. Every time I restart ubuntu now I get this same error report to send.

ProblemType: Package
DistroRelease: Ubuntu 15.04
Package: procmail 3.22-24
ProcVersionSignature: Ubuntu 3.19.0-23.24-generic 3.19.8-ckt2
Uname: Linux 3.19.0-23-generic x86_64
NonfreeKernelModules: fglrx
ApportVersion: 2.17.2-0ubuntu1.1
AptdaemonVersion: 1.1.1+bzr982-0ubuntu3.1
Architecture: amd64
Date: Mon Jul 27 10:19:41 2015
Dependencies:
 gcc-5-base 5.1~rc1-0ubuntu1
 libc6 2.21-0ubuntu4
 libgcc1 1:5.1~rc1-0ubuntu1
 multiarch-support 2.21-0ubuntu4
DuplicateSignature: package:procmail:3.22-24:package procmail is already installed and configured
ErrorMessage: package procmail is already installed and configured
InstallationDate: Installed on 2015-06-16 (41 days ago)
InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
RelatedPackageVersions:
 dpkg 1.17.25ubuntu1
 apt 1.0.9.7ubuntu4
SourcePackage: dpkg
Title: package procmail 3.22-24 failed to install/upgrade: package procmail is already installed and configured
UpgradeStatus: No upgrade log present (probably fresh install)