joomla/joomla-platform — pull request #509 by n3t (2011-11-10 20:48:18+00:00)
Title: Collection updater not working in Joomla! 1.7 

As reported in Joomla tracker

http://joomlacode.org/gf/project/joomla/tracker/?action=TrackerItemEdit&tracker_id=8103&tracker_item_id=27102