AI Libraries for Panda3D

I’m having some problems building the library. Downloaded, unziped, run BuildDLL.bat, and this is what I got:

C:\>BuildDLL.bat

C:\>genpycode libpandaai
DirectStart: Starting the game.
Traceback (most recent call last):
  File "<string>", line 1, in <module>
  File "C:\Panda3D-1.6.2\direct\ffi\jGenPyCode.py", line 74, in <module>
    from direct.ffi import DoGenPyCode
  File "C:\Panda3D-1.6.2\direct\ffi\DoGenPyCode.py", line 11, in <module>
    from direct.ffi import FFIConstants
  File "C:\Panda3D-1.6.2\direct\ffi\FFIConstants.py", line 3, in <module>
    from direct.directnotify.DirectNotifyGlobal import *
  File "C:\Panda3D-1.6.2\direct\directnotify\DirectNotifyGlobal.py", line 3, in
<module>
    import DirectNotify
  File "C:\Panda3D-1.6.2\direct\directnotify\DirectNotify.py", line 5, in <modul
e>
    import Notifier
  File "C:\Panda3D-1.6.2\direct\directnotify\Notifier.py", line 6, in <module>
    from direct.showbase import PythonUtil
  File "C:\Panda3D-1.6.2\direct\showbase\PythonUtil.py", line 47, in <module>
    import new
  File "C:\Panda3D-1.6.2\new.py", line 18, in <module>
    import direct.directbase.DirectStart
  File "C:\Panda3D-1.6.2\direct\directbase\DirectStart.py", line 3, in <module>
    from direct.showbase import ShowBase
  File "C:\Panda3D-1.6.2\direct\showbase\ShowBase.py", line 10, in <module>
    from pandac.PandaModules import *
  File "C:\Panda3D-1.6.2\pandac\PandaModules.py", line 5, in <module>
    from libp3directModules import *
  File "C:\Panda3D-1.6.2\pandac\libp3directModules.py", line 15, in <module>
    from direct.directnotify.DirectNotifyGlobal import directNotify
ImportError: cannot import name directNotify

C:\>

What am I missing?