def action_wait(self, cr, uid, ids, *args):
for o in self.browse(cr, uid, ids):
+ if not o.order_line:
+ raise osv.except_osv(_('Error !'),_('You cannot confirm a sale order which has no line.'))
if (o.order_policy == 'manual'):
self.write(cr, uid, [o.id], {'state': 'manual', 'date_confirm': time.strftime(DEFAULT_SERVER_DATE_FORMAT)})
else: