treaceback : when print Item Label report

Hello,

Open tree view of stock moves select any record and print the item labels report
find traceback like ,

    Traceback (most recent call last):
  File "/home/odoo/runbot/static/openerp-dev-trunk-3540/server/openerp/addons/web/http.py", line 288, in dispatch
    r = method(self, **self.params)
  File "/home/odoo/runbot/static/openerp-dev-trunk-3540/server/openerp/addons/web/controllers/main.py", line 1678, in index
    report_data, context)
  File "/home/odoo/runbot/static/openerp-dev-trunk-3540/server/openerp/addons/web/session.py", line 30, in proxy_method
    result = self.session.send(self.service_name, method, *args)
  File "/home/odoo/runbot/static/openerp-dev-trunk-3540/server/openerp/addons/web/session.py", line 88, in send
    return openerp.netsvc.dispatch_rpc(service_name, method, args)
  File "/home/odoo/runbot/static/openerp-dev-trunk-3540/server/openerp/netsvc.py", line 236, in dispatch_rpc
    result = dispatch(method, params)
  File "/home/odoo/runbot/static/openerp-dev-trunk-3540/server/openerp/service/report.py", line 26, in dispatch
    security.check(db,uid,passwd)
NameError: global name 'security' is not defined

Thanks,
Nimesh.