FYI, the latest Aquamacs Preview 5 solved the "Refile error - kill is not a (set of) trees" problem (at least for me). http://www.mail-archive.com/emacs-orgmode@gnu.org/msg14756.html I downloaded the newest version, and ran it with Org-mode version 6.34trans (release_6.34c.243.g2bca7.dirty) http://aquamacs.org/download.shtml --Nate