add category on 3.04 – fatal error in feed edit

fresh install wp 3.04 – setup autoblog, added a feed. looked good.

went back to wp dashboard, added a new category.

went back to auto-blog, clicked to edit the feed that was previously saved – when it gets to section with the categories it shows this:

Fatal error: Call to undefined function switch_to_blog() in /home/username/public_html/ on line 644

and stops.

using the autoblog 3.1.1 or whatever is in the main plugins download section.