[Grok-dev] Re: AttributeError: type object 'ISessionDataContainer' has no attribute 'isOrExtends'

[Graham Stratton]

On 17 Jun 2008, at 00:45, Peter Bengtsson wrote:
> 2008/6/16 Martijn Faassen <faassen at startifact.com>:
>>
>> Is this one an issue on launchpad? We need to do two things:
>>
>> * some volunteer needs to go in an add those dependencies back to  
>> 0.12
>> branch and trunk. this needs to be done soon, as we'll have a 0.13  
>> release
>> soon. Unfortunately SVN is down.
>>
>> * we need to report Peter's issue to launchpad with as much data we  
>> can dig
>> up from this thread as we can. Peter?
>>
> Going on holiday tomorrow and trying to finish some actual work things
> in a rush.
>
> I wouldn't really know how to reproduce it again but Phillipp hinted
> that it had something to do with changing from zope.app.session to
> zope.session so I guess the way to reproduce it would be to start a
> project which uses zope.app.session, then create some ZODB content,
> then upgrade to 0.12.1 which I suspect uses zope.session instead.
> I can try to make that a formal process to make a bug report out of  
> it.

If anyone wants to dig around with this I have a old ZODB which  
exhibits the issue with the current Grokstar trunk, even after adding  
zope.app.session and zope.app.securitypolicy to setup.py (and running  
buildout).

Regards,

Graham