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Date: Mon, 31 Jan 2005 09:27:33 -0500
From: Stefano Mazzocchi <stefano@apache.org>
Organization: Apache Software Foundation
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To: dev@cocoon.apache.org
Subject: Re: NPE with global input module
References: <6839c98f50b4783f50b30c62d5ce12c4@apache.org>
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Ugo Cei wrote:
> Dear Cocooners,
> 
> today, after having upgraded our Cocoon build to the latest revision 
> from trunk, we started getting NPEs from a project that had worked 
> perfectly until then. Turns out the NPE was caused in a  subsitemap 
> while trying to use the global input module to reference the value of a 
> global variable that was defined in the same subsitemap.
> 
> I started looking for differences between our app and the Cocoon 
> samples, where the global input module seems to work fine, and I 
> concluded that the only difference was the the samples' top sitemap had a
> 
> <map:component-configurations>
>   <global-variables/>
> <map:component-configurations>
> 
> section, whereas our toplevel sitemap did not. So I added an empty 
> <global-variables> element to ours too and the NPE went away!
> 
> So, apparently, you MUST put a <global-variables> element in the 
> toplevel sitemap in order to declare global variables in a subsitemap. 
> Is this a bug or is this intended behaviour?

Looks like a bug to me.

-- 
Stefano.