Make sure your document is well-formed. I suspect that those characters
are valid in your native file encoding but not in UTF-8.
If you are using Windows, the easiest way is to try to open that XML
file in Internet Explorer and see if it complains.
regards,
--
Kohsuke KAWAGUCHI 408-276-7063 (x17063)
Sun Microsystems kohsuke.kawaguchi_at_sun.com