[Zope] Problem with a value assigned in a session mysteriously being overwritten by 0

[Jens Vagelpohl]

the sessioning stuff has seen many improvements and fixes since 2.5.1. 
upgrading your zope might help.

jens


On Wednesday, Nov 13, 2002, at 08:40 US/Eastern, Charlie Clark wrote:

> Hi,
>
> I'm currently using Zope 2.5.1 and have recently discovered a really 
> nasty problem which I cannot explain
> and am having great difficulty finding a workaround.
>
> I have a log-in process with several forms and I use a session object 
> to keep some data (ie. foreign
> keys) between forms.
>
> This has so far worked very well but now one of the values is being 
> overwritten by 0. I can tell when
> this is happening but can't work out why.
>
> Brief description of what's happening:
>
> 1st form -> PythonScript: generate 'id_person' do some database work, 
> assign session['id_person'] =
> id_person,  assign session['username'] = username -> call 2nd form via 
> request.response.redirect
>
> 2nd form -> PythonScript: do some more work dependent on the key 
> 'id_person'
>
> Observations:
> The 'id_person' is still visible in the session object in the 2nd form 
> but has been assigned to 0 by the
> PythonScript. But it is the only session variable which has been 
> overwritten.
>
> I can't think how this would affect things but I have changed some 
> calls from context.Objectname(request,
> context) to request.response('Objectname').
>
> Any ideas? The only current workaround I can think of is to pass the 
> key as a hidden value through the
> form but I'd like to avoid that if possible.
>
> Charlie
>
>
>
>
>
>
>
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