It might be because you have an ancient version of bidi. Could you also tell us about your version of bidi package? -- به نام خداوند جان و خرد کزین برتر اندیشه برنگذرد -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://tug.org/pipermail/xetex/attachments/20100928/9588a28d/attachment.html>