the URL for the wiki is http://datafedwiki.wustl.edu and the pages that have the problems are Consoles, 2006-09-22:Wiki Use Discussion, 2007-02-24: Atmospheric Aerosols - Tools, Methods, and 2006-03-07: netCDF, CF, ncML, GML, WCS.
The error is not in rss_fetch, it is actually in rss_parse still on line 404.
Thanks, Mark