Flightgear development has moved to git, see this message http://www.flightgear.org/cvs.html So the following packages are obsolete flightgear-cvs http://aur.archlinux.org/packages.php?ID=34199 flightgear-data-cvs http://aur.archlinux.org/packages.php?ID=34198 simgear-cvs http://aur.archlinux.org/packages.php?ID=17877 hans