[Zope] Why am I getting "AttributeError: 'NoneType' object has no attribute 'setHeader'"?

[Andreas Jung]

Please file a Zope collector issue for this.

-aj

--On Donnerstag, 6. Januar 2005 23:33 Uhr -0500 Sensible Chaos 
<amphigory at gmail.com> wrote:

> Running 2.7.4rc1, I'm getting the following errors in relation to a
> product I'm building, and can't seem to figure out why.  It appears to
> me that the dtml method is not getting a RESPONSE object, but I've no
> idea what could cause that.  Any help would be GREATLY appreciated, as
> I'm very new to zope and really can't seem to figure this out.
>
> Thanks!
>
> Patrick
>
> ============ Errors:
>   	
> Site Error
>
> An error was encountered while publishing this resource.
>
> AttributeError
> Sorry, a site error occurred.
>
> Traceback (innermost last):
>
>     * Module ZPublisher.Publish, line 175, in publish_module_standard
>     * Module ZPublisher.Publish, line 132, in publish
>     * Module Zope.App.startup, line 204, in zpublisher_exception_hook
>     * Module ZPublisher.Publish, line 101, in publish
>     * Module ZPublisher.mapply, line 88, in mapply
>     * Module ZPublisher.Publish, line 39, in call_object
>     * Module Shared.DC.Scripts.Bindings, line 306, in __call__
>     * Module Shared.DC.Scripts.Bindings, line 343, in _bindAndExec
>     * Module App.special_dtml, line 175, in _exec
>     * Module Shared.DC.Scripts.Bindings, line 320, in
> __render_with_namespace__     * Module Shared.DC.Scripts.Bindings, line
> 343, in _bindAndExec     * Module App.special_dtml, line 175, in _exec
>     * Module DocumentTemplate.DT_Util, line 198, in eval
>       __traceback_info__: RESPONSE
>     * Module <string>, line 0, in ?
>
> AttributeError: 'NoneType' object has no attribute 'setHeader' (Also,
> an error occurred while attempting to render the standard error
> message.)
>
> ==========  Relevant Python Code:
>     security.declareProtected('View management screens', 'manage_main')
>     manage_main = DTMLFile("dtml/mainAnnounceIt", globals())
>
> ========== DTML Page (dtml/mainAnnounceIt)
> <dtml-var manage_page_header>
> <dtml-var manage_tabs>
>
> <form method=post action=editAnnounceIt>
> <table border=0 cellspacing=0 cellpadding=5>
>  <tr>
>   <td>Title:</td>
>   <td><input type=text name="title" value="&dtml-title;"></td>
>  </tr>
>  <tr>
>   <td colspan=2><input type=submit value="Edit Annoucements"></td>
>  </tr>
> </table>
> </form>
> </body>
> </html>
>
> <dtml-var manage_page_footer>
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