Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Failed
The following packages have unmet dependencies:
 kipi-plugins : Breaks: digikam (< 4:3.4.0) but 4:3.3.0-0ubuntu1~ubuntu12.04+KDE4.11~ppa1 is to be installed
E: Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.