The following packages have unmet dependencies:
irwi: Depends: qt4-homescreen-loader but it is not going to be installed
python2.5: Depends: python2.5-minimal (= 2.5.4-1maemo6) but 2.5.4-1maemo5 is to be installed
simplecal: Depends: qt4-homescreen-loader but it is not going to be installed
E: Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution).