something about mandb crashed. I did not notice what it was.

[Rick]

I did a system update that required reboot. After that the bug tracker kicked in mentioned somthing aboujt mandb

ProblemType: Package
DistroRelease: Ubuntu 15.04
Package: update-notifier-common 3.160
ProcVersionSignature: Ubuntu 3.19.0-25.26-generic 3.19.8-ckt2
Uname: Linux 3.19.0-25-generic x86_64
ApportVersion: 2.17.2-0ubuntu1.1
Architecture: amd64
Date: Fri Jul 24 15:02:06 2015
DuplicateSignature: package:update-notifier-common:3.160:subprocess installed post-installation script returned error exit status 1
ErrorMessage: subprocess installed post-installation script returned error exit status 1
InstallationDate: Installed on 2015-06-30 (34 days ago)
InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
PackageArchitecture: all
RelatedPackageVersions:
 dpkg 1.17.25ubuntu1
 apt 1.0.9.7ubuntu4.1
SourcePackage: update-notifier
Title: package update-notifier-common 3.160 failed to install/upgrade: subprocess installed post-installation script returned error exit status 1
UpgradeStatus: No upgrade log present (probably fresh install)