[TRUNK] Error installing account_accountant

Environment Information :
System : Linux-2.6.31-21-generic-i686-with-Ubuntu-9.10-karmic
OS Name : posix
LSB Version: core-2.0-ia32:core-2.0-noarch:core-3.0-ia32:core-3.0-noarch:core-3.1-ia32:core-3.1-noarch:core-3.2-ia32:core-3.2-noarch:core-4.0-ia32:core-4.0-noarch:cxx-3.0-ia32:cxx-3.0-noarch:cxx-3.1-ia32:cxx-3.1-noarch:cxx-3.2-ia32:cxx-3.2-noarch:cxx-4.0-ia32:cxx-4.0-noarch:desktop-3.1-ia32:desktop-3.1-noarch:desktop-3.2-ia32:desktop-3.2-noarch:desktop-4.0-ia32:desktop-4.0-noarch:graphics-2.0-ia32:graphics-2.0-noarch:graphics-3.0-ia32:graphics-3.0-noarch:graphics-3.1-ia32:graphics-3.1-noarch:graphics-3.2-ia32:graphics-3.2-noarch:graphics-4.0-ia32:graphics-4.0-noarch:qt4-3.1-ia32:qt4-3.1-noarch
Distributor ID: Ubuntu
Description: Ubuntu 9.10
Release: 9.10
Codename: karmic
Operating System Release : 2.6.31-21-generic
Operating System Version : #59-Ubuntu SMP Wed Mar 24 07:28:56 UTC 2010
Operating System Architecture : 32bit
Operating System Locale : es_ES.UTF8
Python Version : 2.6.4
OpenERP-Client Version : 6.0dev
Last revision No. & ID :1598 launchpad_translations_on_behalf_of_openerp-20101009121244-9aok3yj5dg2h01iu
Traceback (most recent call last):
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/netsvc.py", line 481, in dispatch
    result = ExportService.getService(service_name).dispatch(method, auth, params)
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/service/web_services.py", line 586, in dispatch
    res = fn(db, uid, *params)
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/osv/osv.py", line 57, in wrapper
    return f(self, dbname, *args, **kwargs)
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/osv/osv.py", line 140, in execute
    res = pool.execute_cr(cr, uid, obj, method, *args, **kw)
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/osv/osv.py", line 130, in execute_cr
    return getattr(object, method)(cr, uid, *args, **kw)
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/addons/base/module/wizard/base_module_upgrade.py", line 99, in upgrade_module
    _, pool = pooler.restart_pool(cr.dbname, update_module=True)
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/pooler.py", line 60, in restart_pool
    return get_db_and_pool(db_name, force_demo, status, update_module=update_module)
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/pooler.py", line 39, in get_db_and_pool
    addons.load_modules(db, force_demo, status, update_module)
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/addons/__init__.py", line 842, in load_modules
    r = load_module_graph(cr, graph, status, report=report)
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/addons/__init__.py", line 717, in load_module_graph
    load_init_update_xml(cr, m, idref, mode, kind)
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/addons/__init__.py", line 613, in load_init_update_xml
    tools.convert_xml_import(cr, m, fp, idref, mode=mode, **kwargs)
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/tools/convert.py", line 954, in convert_xml_import
    obj.parse(doc.getroot())
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/tools/convert.py", line 848, in parse
    self._tags[rec.tag](self.cr, rec, n)
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/tools/convert.py", line 811, in _tag_record
    id = self.pool.get('ir.model.data')._update(cr, self.uid, rec_model, self.module, res, rec_id or False, not self.isnoupdate(data_node), noupdate=self.isnoupdate(data_node), mode=self.mode, context=rec_context )
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/addons/base/ir/ir_model.py", line 458, in _update
    model_obj.write(cr, uid, [res_id], values, context=context)
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/addons/base/res/res_user.py", line 365, in write
    res = super(users, self).write(cr, uid, ids, values, context=context)
  File "/home/nhomar/proyectos_bazaar/InstanciaTrunk/server-trunk/bin/osv/orm.py", line 3356, in write
    fobj = self._inherit_fields[field][2]
KeyError: 'groups_ids'

Only try to install account_accountant module.....

regards.