[Zope] AttributeError: RESPONSE ?!

[Florent Guillaume]

Did you have any luck tracking this down ? To debug this I would add
some LOG statements in HTTPRequest's __getattr__, dumping for instance
the whole self.__dict__.

Florent

Peter Sabaini  <peter at sabaini.at> wrote:
> hi list,
> 
> this one has got me stumped; from the traceback:
> 
> """
> Module ZPublisher.HTTPRequest, line 1220, in __getattr__
> 
> AttributeError: RESPONSE
> """
> 
> AFAIK the REQUEST object should *always* have a RESPONSE attribute, right?
> 
> background:
> 
> * this happens under moderate load in our somewhat involved data entry 
> application
> 
> * load generated by apache benchmark at a concurrency level of 1-2 plus manual 
> browsing
> 
> * occurs at random, one out of 5 clicks maybe
> 
> * ZEO setup, zope 2.7.4, Python 2.3.5 (#2, Feb  9 2005, 00:38:15) [GCC 3.3.5 
> (Debian 1:3.3.5-8)] on linux2
> 
> 
> under similar conditions i sometimes also get an "AttributeError: SESSION" 
> which looks like somehow REQUEST is loosing its attributes? can that happen? 
> 
> *any* thoughts greatly appreciated before i have to break out gdb and immerse 
> myself for days in it :-/
> 
>  - peter.
> 
> 
> 
> ps.: somewhat abbreviated traceback below
> 
> 
> Traceback (innermost last):
>   Module ZPublisher.Publish, line 101, in publish
>   Module ZPublisher.mapply, line 88, in mapply
>   Module ZPublisher.Publish, line 39, in call_object
>   Module Products.FormProcessor.FormProcessor, line 155, in displayForm
>   Module Products.FormProcessor.FormProcessor, line 180, in view
>   Module Products.FormProcessor.FormController, line 274, in view
>   Module Products.FormProcessor.Presenter, line 1033, in render
>   Module Products.FormProcessor.Presenter, line 413, in render
>   Module Shared.DC.Scripts.Bindings, line 306, in __call__
>   Module Products.UnrestrictedPageTemplateFiles.PageTemplateFile, line 32, in 
> _bindAndExec
>   Module Products.PageTemplates.PageTemplateFile, line 106, in _exec
>   Module Products.PageTemplates.PageTemplate, line 96, in pt_render
>    - <PageTemplateFile 
> at
> /siopen_r_net/service_htmlpresenter/hrs_conclusion_of_treatment_conclusion_of_treatment 
> used for /siopen_r_net/site/members/studies/HRNBL1/patients/PatDetail>
>   Module TAL.TALInterpreter, line 190, in __call__
>   Module TAL.TALInterpreter, line 234, in interpret
>   Module TAL.TALInterpreter, line 409, in do_optTag_tal
>   Module TAL.TALInterpreter, line 394, in do_optTag
>   Module TAL.TALInterpreter, line 389, in no_tag
>   Module TAL.TALInterpreter, line 234, in interpret
>   Module TAL.TALInterpreter, line 671, in do_useMacro
>   Module TAL.TALInterpreter, line 234, in interpret
>   Module TAL.TALInterpreter, line 484, in do_insertText_tal
>   Module Products.PageTemplates.TALES, line 227, in evaluateText
>   Module Products.PageTemplates.TALES, line 221, in evaluate
>    - URL: /siopen_r_net/standard_template.pt
>    - Line 5, Column 0
>    - Expression: standard:'here/util/pageInit'
>    - Names:
>       {'container': <ConfigurableFormView instance at ab841740>,
>        'context': <Folder instance at ac91c440>,
>        'default': <Products.PageTemplates.TALES.Default instance at 
> 0xb72263cc>,
>        'here': <Folder instance at ac91c440>,
>        'loop': <SafeMapping instance at ab8417e0>,
>        'modules': <Products.PageTemplates.ZRPythonExpr._SecureModuleImporter 
> instance at 0xb722628c>,
>        'nothing': None,
>        'options': {'args': (),
>                    'pagemacro': [('version', '1.5'),
>                                  ('mode', 'html'),
>                                  ('setSourceFile',
>                                   '/siopen_r_net/standard_template.pt'),
>                                  ('startTag',
>                                   ('html',
> 
>   -- snip --
> 
>                                  ('endScope', ()),
>                                  ('rawtextColumn',
>                                   ('\n\n  
> </div>\n\n</div>\n\n\n\n</body>\n</html>',
>                                    7))]},
>        'repeat': <SafeMapping instance at ab8417e0>,
>        'request': <HTTPRequest, 
> URL=http://srn-elendil.telbiomed.at/members/studies/HRNBL1/patients/PatDetail/conclusion_of_treatment/service_formprocessor/displayForm>,
>        'root': <Application instance at b5194d40>,
>        'template': <PageTemplateFile 
> at
> /siopen_r_net/service_htmlpresenter/hrs_conclusion_of_treatment_conclusion_of_treatment 
> used for /siopen_r_net/site/members/studies/HRNBL1/patients/PatDetail>,
>        'traverse_subpath': [],
>        'user': p.sabaini}
>   Module Products.PageTemplates.Expressions, line 201, in __call__
>   Module Products.PageTemplates.Expressions, line 196, in _eval
>   Module Products.PageTemplates.Expressions, line 95, in render
>   Module Products.PageTemplates.ZRPythonExpr, line 73, in call_with_ns
>   Module Shared.DC.Scripts.Bindings, line 320, in __render_with_namespace__
>   Module Shared.DC.Scripts.Bindings, line 343, in _bindAndExec
>   Module Products.PythonScripts.PythonScript, line 323, in _exec
>   Module None, line 10, in pageInit
>    - <PythonScript at /siopen_r_net/util/pageInit>
>    - Line 10
>   Module ZPublisher.HTTPRequest, line 1220, in __getattr__
> AttributeError: RESPONSE
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-- 
Florent Guillaume, Nuxeo (Paris, France)   CTO, Director of R&D
+33 1 40 33 71 59   http://nuxeo.com   fg at nuxeo.com