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

Philipp von Weitershausen philipp at weitershausen.de
Mon Jun 16 12:42:46 EDT 2008

Graham Stratton wrote:
> 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).

Could you open an issue on launchpad and perhaps attach the Data.fs?

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