Fragment Cache does not report error

For example, if something goes wrong inside

<% cache("similar_stories:block:" + @story.id.to_s, {:expire => 60.minutes}) do %> <% end %>

Then, I don't get any error. That fragment just does not get rendered, and I will not know about it until someone complains or I notice it myself a week later.

Is there a way to get Rails to report this?