try { Glib::spawn_async(".", command_line, Glib::SPAWN_SEARCH_PATH); }
// Failed, move on to the next one
catch(Glib::SpawnError& exception){ continue; }
try { Glib::spawn_async(".", command_line, Glib::SPAWN_SEARCH_PATH); }
// Failed, move on to the next one
catch(Glib::SpawnError& exception){ continue; }