the gnome-control-center bug is http://bugzilla.gnome.org/show_bug.cgi?id=554507, the other warning are not ubuntu bugs and you should report those to whoever is doing the packages you are using
the gnome-control- center bug is http:// bugzilla. gnome.org/ show_bug. cgi?id= 554507, the other warning are not ubuntu bugs and you should report those to whoever is doing the packages you are using