When going through the installer with all the defaults and you reach the mouse 
configuration screen, choose "none none" at the bottom.  When you click on 
Next, Anaconda crashes with the following error:

Traceback (innermost last):
  File "/usr/bin/anaconda", line 633, in ?
    intf.run(id, dispatch, configFileData)
  File "/usr/lib/anaconda/gui.py", line 353, in run
    self.icw.run (self.runres, configFileData)
  File "/usr/lib/anaconda/gui.py", line 814, in run
    mainloop ()
  File "/usr/lib/python1.5/site-packages/gtk.py", line 2676, in mainloop
    _gtk.gtk_main()
  File "/usr/lib/python1.5/site-packages/gtk.py", line 130, in __call__
    ret = apply(self.func, a)
  File "/usr/lib/anaconda/gui.py", line 413, in nextClicked
    rc = self.currentWindow.getNext ()
  File "/usr/lib/anaconda/iw/mouse_gui.py", line 96, in getNext
    self.mouse.setXProtocol ()
  File "/usr/lib/anaconda/mouse.py", line 209, in setXProtocol
    curmouse[0] = "/dev/" + self.device
TypeError: illegal argument type for built-in operation