[Zope3-Users] object has no attribute '_SampleContainer__data'

[Jim Fulton]

Tom Dossis wrote:
> Leticia Larrosa wrote:
> 
>> When a try to see the view of list of "Service" of one of the 
>> "ServiceList"
>> I get the following error:
>>
>> """
>> 'Service' object has no attribute '_SampleContainer__data'
>> """
>>
>> I'm newcomer in zope 3 and any idea will be appreciated.
>> Thanks in advance.
>>
>> Leticia Larrosa
> 
> 
> In addition to the previous reply; I experienced the above problem when..
> 
> I implementend a simple subclass of SampleContainer, then changed to 
> subclass BTreeContainer, but forget to delete existing instances created 
> in Zope.  A tell tale sign is you can no longer delete the broken 
> instance(s)

This sounds like a bug.  Could you report this with a specific example?

Jim

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