[Zope-dev] sort_on in newer versions of zcatalog..?

[Michel Pelletier]

"Geir Bækholt Hansen" wrote:
> 
> has the 'sort_on' parameter for Zcatalog changed lately??
> 
> tried some of my old methods with a Zcatalog on a
> CVS-zope-install, and they return :
> 
> Error Type: AttributeError
> Error Value: 'tuple' object has no attribute 'intersection'
> when fed '?sort_on=someindex'

Can you send a traceback also?

-Michel