From Bugzilla Helper: User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.8) Gecko/20050623 Fedora/1.0.4-5 Firefox/1.0.4 Description of problem: Currently dbus.spec has: %postun /sbin/ldconfig if [ "$1" -ge "1" ]; then service messagebus condrestart > /dev/null 2>&1 fi This will break many important applications using the system bus like HAL and NetworkManager, not to mention other random applications such as eggcups. The fix is to simply not restart the bus. Later in Fedora we will hopefully gain some infrastructure for notifying the user when a system restart is required for a package update/security release. Version-Release number of selected component (if applicable): How reproducible: Always Steps to Reproduce: Additional info: