Eg http://zwiki.org/680PolishPageTitleShowsHtmlEntityCode/history - gives the error in safari 3, but not in firefox 3.
fixed --simon, Tue, 03 Feb 2009 11:58:46 -0800 reply
Category: site-zwiki.org => user-browsing Status: open => closed
Happens with a non-ascii log note, possibly only in Zope 2.11 and up. Should be robust now.