My understanding is that a redirect creates a new request.  Whereas, the forward
uses the same request.
So that would be why you were losing data.

HTH,
    Pete


Sam Newman wrote:

> It ok, fixed it. I needed to use a RequestDispatcher to forward, rather than
> redirecting the user, e.g.:
>
> RequestDispatcher rd = req.getRequestDispatcher("myForm.jsp");
> rd.forward();
>
> As opposed to:
> res.sendredirect();
>
> sam
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