Wiithon gui wont start

[Dave Gallenberger]

I am only having this issue on my x86 system. my x86_64 install of wiithon is fine. When starting wiithon from a terminal I get this:

dave@net:~$ wiithon
Traceback (most recent call last):
  File "/usr/games/wiithon", line 15, in <module>
    from cli import WiithonCLI
  File "/usr/share/wiithon/cli.py", line 11, in <module>
    from wiitdb_schema import Particion
  File "/usr/share/wiithon/wiitdb_schema.py", line 32, in <module>
    session = util.getSesionBDD(db)
  File "/usr/share/wiithon/util.py", line 377, in getSesionBDD
    session = Session()
  File "/usr/lib/python2.6/dist-packages/sqlalchemy/orm/scoping.py", line 52, in __call__
    return self.registry()
  File "/usr/lib/python2.6/dist-packages/sqlalchemy/util.py", line 1266, in __call__
    val = self.registry.value = self.createfunc()
  File "/usr/lib/python2.6/dist-packages/sqlalchemy/orm/session.py", line 176, in __init__
    super(Sess, self).__init__(**local_kwargs)
TypeError: __init__() got an unexpected keyword argument 'transactional'