Ok so in terminal I typed sudo gainroot then cd MyDocs and then dpkg -i gngeo-gui_0.0.1-1_armel.deb what I got was this Unpacking gngeo-gui (from gngeo-gui_0.0.1-1_armel.deb) ... dpkg: dependency problems prevent configuration of gngeo-gui: gngeo-gui depends on python-pyside.qtgui; however: Package python-pyside.qtgui is not installed. gngeo-gui depends on python-pyside.qtcore; however: Package python-pyside.qtcore is not installed. dpkg: error processing gngeo-gui (--install): dependency problems - leaving unconfigured