Patch 1.17c will be released at the following time.

* Clients will update automatically upon launch after release of the patch.

[Date & Time]
Jun. 15, 2011 from 21:00 to 23:00 (GMT)

[Affected Service]
- FINAL FANTASY XIV

* You can view comprehensive patch notes by visiting the link below:
http://forum.square-enix.com/ffxiv/threads/13617