I have installed rent module in my openerp7(linux server). Then I have tried to create rent order(sales -> rent order) I got an error when try to save the rent order.

Client Traceback (most recent call last): File "/home/anil/openerp7/web/addons/web/http.py", line 204, in dispatch response["result"] = method(self, **self.params) File "/home/anil/openerp7/web/addons/web/controllers/main.py", line 1139, in exec_workflow return req.session.exec_workflow(model, id, signal) File "/home/anil/openerp7/web/addons/web/session.py", line 147, in exec_workflow r = self.proxy('object').exec_workflow(self._db, self._uid, self._password, model, signal, id) File "/home/anil/openerp7/web/addons/web/session.py", line 30, in proxy_method result = self.session.send(self.service_name, method, *args) File "/home/anil/openerp7/web/addons/web/session.py", line 103, in send raise xmlrpclib.Fault(openerp.tools.ustr(e), formatted_info)

Server Traceback (most recent call last): File "/home/anil/openerp7/web/addons/web/session.py", line 89, in send return openerp.netsvc.dispatch_rpc(service_name, method, args) File "/home/anil/openerp7/server/openerp/netsvc.py", line 292, in dispatch_rpc result = ExportService.getService(service_name).dispatch(method, params) File "/home/anil/openerp7/server/openerp/service/web_services.py", line 626, in dispatch res = fn(db, uid, params) File "/home/anil/openerp7/server/openerp/osv/osv.py", line 131, in wrapper return f(self, dbname, *args, *kwargs) File "/home/anil/openerp7/server/openerp/osv/osv.py", line 220, in exec_workflow res = self.exec_workflow_cr(cr, uid, obj, signal, args) File "/home/anil/openerp7/server/openerp/osv/osv.py", line 213, in exec_workflow_cr return object._workflow_signal(cr, uid, [res_id], signal)[res_id] File "/home/anil/openerp7/server/openerp/osv/orm.py", line 3926, in _workflow_signal result[res_id] = wf_service.trg_validate(uid, self._name, res_id, signal, cr) File "/home/anil/openerp7/server/openerp/workflow/wkf_service.py", line 119, in trg_validate res2 = instance.validate(cr, id, ident, signal) File "/home/anil/openerp7/server/openerp/workflow/instance.py", line 43, in validate workitem.process(cr, witem, ident, signal, force_running, stack=stack)
File "/home/anil/openerp7/server/openerp/workflow/workitem.py", line 60, in process ok = _split_test(cr, workitem, activity['split_mode'], ident, signal, stack) File "/home/anil/openerp7/server/openerp/workflow/workitem.py", line 175, in _split_test _join_test(cr, t[0], t[1], ident, stack) File "/home/anil/openerp7/server/openerp/workflow/workitem.py", line 183, in _join_test create(cr,[activity], inst_id, ident, stack) File "/home/anil/openerp7/server/openerp/workflow/workitem.py", line 40, in create process(cr, res, ident, stack=stack) File "/home/anil/openerp7/server/openerp/workflow/workitem.py", line 52, in process result = _execute(cr, workitem, activity, ident, stack) File "/home/anil/openerp7/server/openerp/workflow/workitem.py", line 106, in _execute returned_action = wkf_expr.execute(cr, ident, workitem, activity) File "/home/anil/openerp7/server/openerp/workflow/wkf_expr.py", line 67, in execute return _eval_expr(cr, ident, workitem, activity['action']) File "/home/anil/openerp7/server/openerp/workflow/wkf_expr.py", line 57, in _eval_expr ret = eval(line, env, nocopy=True) File "/home/anil/openerp7/server/openerp/tools/safe_eval.py", line 241, in safe_eval return eval(test_expr(expr, _SAFE_OPCODES, mode=mode), globals_dict, locals_dict) File "", line 1, in <module> File "/home/anil/openerp7/server/openerp/osv/orm.py", line 374, in function_proxy return attr(self._cr, self._uid, [self._id], *args, *kwargs) File "/home/anil/openerp7/addons/openlib/github.py", line 104, in wrapper _logger.error('Unable to connect to github: %s' % str(response.human)) File "/usr/lib/python2.7/dist-packages/httplib2/__init__.py", line 1629, in __getattr__ raise AttributeError, name AttributeError: human