[Zope-Checkins] CVS: Zope2 - Catalog.py:1.60.2.2

[Chris Petrilli]

Update of /cvs-repository/Zope2/lib/python/Products/ZCatalog
In directory serenade.digicool.com:/home/petrilli/src/Zope23/lib/python/Products/ZCatalog

Modified Files:
      Tag: zope-2_3-branch
	Catalog.py 
Log Message:
Changed handling of bad 'sort_on' parameters.  Now it will raise a
ValueError with a useful error string attached explaining what went
wrong. This was considered better than just burrying the error.