I needed to change the twentyeleven theme folder name, so I activated the default theme, changed the twentyeleven folder name to X, then reactivated it. Everything worked except the menus were all in the wrong places. I figured out they needed to be redefined in Menus>Theme Locations. But now, there's an extra sitemap listing in the footer.. I didn't put it there and can't figure out how to get rid of it. It's listing out the sitemap in ul tags, twice. Any suggesions?
Try going to Dashboard -> Appearance -> Menus and re-applying your custom menus to the appropriate Theme locations.
By changing the directory name, you've impacted the