$ sudo /usr/lib/systemd/systemd-timedated Failed to issue method call: No such file or directory Failed to determine whether NTP is enabled: Input/output error $ echo $? 1 This in turn makes the datetime panel of gnome-control-center crash.
Fixed in git systemd, soon in F17.
Fixed in F16 as well: https://admin.fedoraproject.org/updates/systemd-37-14.fc16