AttributeError: 'ir.sequence' object has no attribute '_process'

[Homy]

openerp version 6.1
windows all-in-one

fleet manager trunk

Clicking on either these menus:

Fleet Manager / C.M.M.S /Service Management / Work Orders
 or
Fleet Manager / Operations Manager /Work Order Task

generates this error:

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 1017, in default_get
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\openerp\addons\web\common\openerplib\main.py", line 250, in proxy
  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 572, in dispatch
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\osv\osv.py", line 167, in execute_kw
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\osv\osv.py", line 121, in wrapper
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\osv\osv.py", line 176, in execute
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\osv\osv.py", line 164, in execute_cr
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\.\openerp\osv\orm.py", line 1503, in default_get
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\openerp\addons\fleet_manager\fleet_wo.py", line 117, in <lambda>
  File "C:\Program Files (x86)\OpenERP 6.1-1\server\openerp\addons\fleet_manager\fleet_wo.py", line 78, in wt_seq_get
AttributeError: 'ir.sequence' object has no attribute '_process'

Please help

[Homy (homy)]

Any response?

[Gwizo (mukongishto)]

anyone managed to find a fix for this?

[Javier Comin (jcomin)]

Any ideas or solutions about fix it?

[Josep (jgabriel)]

same error here in linux, no one has a solution for this?