All my sources are ubuntu oneiric.
sudo apt-get dist-upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Failed
The following packages have unmet dependencies:
ia32-libs : Recommends: ia32-libs-multiarch but it is not installable
Breaks: nspluginwrapper (< 1.4.4-0ubuntu2) but 1.2.2-0ubuntu9 is to be installed
E: Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.
This is a report of the same problem