In the object ATWorkgroup import the OrderedBaseFolder > "from Products.Archetypes.public import OrderedBaseFolder"
and replace "class ATWorkgroup(ATBTreeFolder,EmailMixin)" by "class ATWorkgroup(OrderedBaseFolder , EmailMixin)..." and in the same object replace "__implemements__ = (ATBTreeFolder,'__implements__'()),)" by "__implements__ = (gettattr(OrderedBaseFolder,'__implements__'()),)" and now the container ATWorkgroup is Orderable.
and replace "class ATWorkgroup(ATBTreeFolder,EmailMixin)" by "class ATWorkgroup(OrderedBaseFolder , EmailMixin)..." and in the same object replace "__implemements__ = (ATBTreeFolder,'__implements__'()),)" by "__implements__ = (gettattr(OrderedBaseFolder,'__implements__'()),)" and now the container ATWorkgroup is Orderable.
Solgema Team
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