Please add the following packages to whitelist.txt: media-sound/phonon x11-libs/qt x11-libs/qt-assistant x11-libs/qt-core x11-libs/qt-dbus x11-libs/qt-demo x11-libs/qt-gui x11-libs/qt-multimedia x11-libs/qt-opengl x11-libs/qt-phonon x11-libs/qt-qt3support x11-libs/qt-script x11-libs/qt-sql x11-libs/qt-svg x11-libs/qt-test x11-libs/qt-webkit x11-libs/qt-xmlpatterns
done, thx