Comment 15 for bug 218715

Ok, I manually applied the diff in the rubyforge bug above and it fixed the issue!

sudo gedit /usr/lib/ruby/1.8/alexandria/ui/iconview_tooltips.rb

--- iconview_tooltips.rb.orig 2008-02-22 21:19:07.000000000 -0700
+++ iconview_tooltips.rb 2008-03-23 01:29:41.000000000 -0600
@@ -98,7 +98,8 @@
   end

   def on_motion(view, event)
- tree_path = view.get_path(event.x, event.y)
+ tree_path = nil
+ #tree_path = view.get_path(event.x, event.y)