package kde-runtime 4:4.13.3-0ubuntu0.2 failed to install/upgrade: package is in a very bad inconsistent state; you should reinstall it before attempting configuration

[bill]

i was trying to install digikam

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: kde-runtime 4:4.13.3-0ubuntu0.2
ProcVersionSignature: Ubuntu 3.19.0-31.36~14.04.1-generic 3.19.8-ckt7
Uname: Linux 3.19.0-31-generic i686
ApportVersion: 2.14.1-0ubuntu3.18
Architecture: i386
Date: Wed Oct 28 18:29:42 2015
DuplicateSignature: package:kde-runtime:4:4.13.3-0ubuntu0.2:package is in a very bad inconsistent state; you should reinstall it before attempting configuration
ErrorMessage: package is in a very bad inconsistent state; you should reinstall it before attempting configuration
InstallationDate: Installed on 2015-10-19 (8 days ago)
InstallationMedia: Lubuntu 14.04.3 LTS "Trusty Tahr" - Beta i386 (20150805)
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.4
 apt 1.0.1ubuntu2.10
SourcePackage: kde-runtime
Title: package kde-runtime 4:4.13.3-0ubuntu0.2 failed to install/upgrade: package is in a very bad inconsistent state; you should reinstall it before attempting configuration
UpgradeStatus: No upgrade log present (probably fresh install)
modified.conffile..etc.sysctl.d.30.baloo.inotify.limit.conf: [deleted]