Comment 8 for bug 493657

Hi.
I'm working under v6.1 (ubuntu & windows).
I still get the bug:
when I create a custom field under web interface, then later i decide to add it directly in the code :

Client Traceback (most recent call last):
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\openerp\addons\web\common\http.py", line 180, in dispatch
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\openerp\addons\web\controllers\main.py", line 466, in authenticate
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\openerp\addons\web\common\session.py", line 73, in authenticate
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\openerp\addons\web\common\openerplib\main.py", line 117, in proxy
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\openerp\addons\web\common\http.py", line 611, in send

Server Traceback (most recent call last):
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\openerp\addons\web\common\http.py", line 592, in send
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\netsvc.py", line 360, in dispatch_rpc
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\service\web_services.py", line 384, in dispatch
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\service\web_services.py", line 395, in exp_authenticate
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\pooler.py", line 50, in get_pool
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\pooler.py", line 33, in get_db_and_pool
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\modules\registry.py", line 138, in get
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\modules\registry.py", line 160, in new
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\modules\loading.py", line 334, in load_modules
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\modules\loading.py", line 253, in load_marked_modules
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\modules\loading.py", line 170, in load_module_graph
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\modules\module.py", line 378, in init_module_models
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\osv\orm.py", line 2935, in _auto_init
AttributeError: 'NoneType' object has no attribute '_table'

It's gonna be a critical issue for me!!!!
Thanks in advance.