Why mvc Html.HiddenFor does not render my field?

Question

I\'m trying to do this simple thing

<%= Html.HiddenFor(model => model.Id)%>

the model is

[HiddenInput(DisplayValu         


        

Answer 1

My comment is relegated to the last place (even I couldn't find it), so:

In case you don't want to clear the modelstate, as Darren Oster suggested, removing the problematic key worked for me: ModelState.Remove("HiddenKey")