[7.0] [knowledge] Installing module using res.config.settings

[Julio Serna-http://www.vauxoo.com]

1.-Steps to reproduce the issue you have observed
 install module knowledge
go to menu settings/configuration/ knowledge
check it option Share repositories (FTP)
press button Apply

2.- The result you observed
send follow error
Server Traceback (most recent call last):
  File "7.0/modules-7/web/session.py", line 90, in send
    return openerp.netsvc.dispatch_rpc(service_name, method, args)
  File "7.0/server-7.0/openerp/netsvc.py", line 295, in dispatch_rpc
    result = ExportService.getService(service_name).dispatch(method, params)
  File "7.0/server-7.0/openerp/service/web_services.py", line 614, in dispatch
    res = fn(db, uid, *params)
  File "7.0/server-7.0/openerp/osv/osv.py", line 169, in execute_kw
    return self.execute(db, uid, obj, method, *args, **kw or {})
  File "7.0/server-7.0/openerp/osv/osv.py", line 123, in wrapper
    return f(self, dbname, *args, **kwargs)
  File "7.0/server-7.0/openerp/osv/osv.py", line 179, in execute
    res = self.execute_cr(cr, uid, obj, method, *args, **kw)
  File "7.0/server-7.0/openerp/osv/osv.py", line 166, in execute_cr
    return getattr(object, method)(cr, uid, *args, **kw)
  File "7.0/server-7.0/openerp/addons/base/res/res_config.py", line 561, in execute
    config = self.pool.get('res.config').next(cr, uid, [], context=context) or {}
  File "7.0/server-7.0/openerp/addons/base/res/res_config.py", line 88, in next
    res = self._next(cr, uid, context=context)
  File "7.0/server-7.0/openerp/addons/base/res/res_config.py", line 69, in _next
    res = next.action_launch(context=context)
  File "7.0/server-7.0/openerp/osv/orm.py", line 374, in function_proxy
    return attr(self._cr, self._uid, [self._id], *args, **kwargs)
  File "7.0/server-7.0/openerp/addons/base/ir/ir_actions.py", line 793, in action_launch
    res = self.pool.get(act_type['type']).read(cr, uid, wizard.action_id.id, [], context=context)
  File "7.0/server-7.0/openerp/osv/orm.py", line 3606, in read
    result = self._read_flat(cr, user, select, fields, context, load)
  File "7.0/server-7.0/openerp/osv/orm.py", line 3726, in _read_flat
    res2 = self._columns[f].get(cr, self, ids, f, user, context=context, values=res)
  File "7.0/server-7.0/openerp/osv/fields.py", line 1131, in get
    result = self._fnct(obj, cr, uid, ids, name, self._arg, context)
  File "7.0/server-7.0/openerp/addons/base/ir/ir_actions.py", line 209, in _search_view
    field_get = self.pool.get(act.res_model).fields_view_get(cr, uid,
AttributeError: 'NoneType' object has no attribute 'fields_view_get'

3.-The result you expected
no show error and show wizard installer

4.-
OpenERP-7.0
Ubuntu. 12.04, Python 2.7.2+
openerp-addons: 8734
openerp- server : 4829
openerp- web : 3771