[Setup] Upgrade to Plone 3.1.2

grahamperrin G.J.Perrin at bton.ac.uk
Mon Jun 30 18:45:46 UTC 2008

Ahmed Hussein wrote:
> PicklingError: Can't pickle <class  
> 'p4a.video.interfaces.IVideoSupport'>: import of module  
> p4a.video.interfaces failed

Did you have the Plone4Artists product, and other third-party add-ons,
installed and tested in the 3.1.2 instance before you copied the Data.fs
from 3.0.4?

Have you used the buildout-enabled unified installer for your 3.1.2

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