diff --git a/build_vehicle_gui.c b/build_vehicle_gui.c --- a/build_vehicle_gui.c +++ b/build_vehicle_gui.c @@ -479,7 +479,7 @@ void ShowBuildVehicleWindow(TileIndex ti switch (type) { case VEH_Aircraft: { - byte acc_planes = GetAirport(GetStationByTile(tile)->airport_type)->acc_planes; + byte acc_planes = (tile == 0) ? ALL : GetAirport(GetStationByTile(tile)->airport_type)->acc_planes; bv->filter.acc_planes = acc_planes; break; }