Thanks for your bug. Could you run "sudo sh -x /var/lib/dpkg/info
/nautilus-data.postinst configure" and copy that to a comment?
** Changed in: nautilus (Ubuntu)
Assignee: (unassigned) => Ubuntu Desktop Bugs
Status: Unconfirmed => Needs Info
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GConf schemas not installed
https://launchpad.net/bugs/62982