[Zope-dev] ZODB.POSException.ConflictError on attribute assignment

[Chris Withers]

zope-dev at rosenthaltechnologies.com wrote:
> I'm getting a ZODB.POSException.ConflictError in the following code in a
> Custom Zope Product,

Google for "ConflictError Zope" and read, a lot. These are to be 
expected due to Zope's concurrency model, but if end users are seeing 
them then your application needs restructuring.

> # nd is a folder with a sub-folder "Categories
> # "NDCategory" is a custom Zope product I wrote that does not have
> anything called "bogus" defined.
> categories = nd.Categories.objectValues('NDCategory')
> for cat in categories:
>         cat.bogus = []

how many categories are there and how often does this code get executed?

cheers,

Chris

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