Need To Sort Out Frozendict on Odoo Customer Returns

Error: Traceback (most recent call last): File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 546, in _handle_exception return super(JsonRequest, self)._handle_exception(exception) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 583, in dispatch result = self._call_function(**[login to view URL]) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 319, in _call_function return checked_call([login to view URL], *args, **kwargs) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 118, in wrapper return f(dbname, *args, **kwargs) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 316, in checked_call return [login to view URL](*a, **kw) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 812, in __call__ return [login to view URL](*args, **kw) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 412, in response_wrap response = f(*args, **kw) File "/usr/lib/python2.7/dist-packages/openerp/addons/web/controllers/[login to view URL]", line 1247, in load action = [login to view URL](action_type).read([action_id], False, ctx) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 917, in proxy result = meth(cr, [login to view URL], *args, **kw) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 268, in wrapper return old_api(self, *args, **kwargs) File "/usr/lib/python2.7/dist-packages/openerp/addons/base/ir/[login to view URL]", line 326, in read results = super(ir_actions_act_window, self).read(cr, uid, ids, fields=fields, context=context, load=load) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 268, in wrapper return old_api(self, *args, **kwargs) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 3148, in read result = [login to view URL](records, fields, load=load) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 266, in wrapper return new_api(self, *args, **kwargs) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 3183, in read self._read_from_database(stored, inherited) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 266, in wrapper return new_api(self, *args, **kwargs) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 3370, in _read_from_database res2 = self._columns[f].get(cr, self._model, ids, f, user, context=context, values=result) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 1462, in get result = self._fnct(obj, cr, uid, ids, name, self._arg, context) File "/usr/lib/python2.7/dist-packages/openerp/addons/base/ir/[login to view URL]", line 268, in _search_view 'search', context=context) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 268, in wrapper return old_api(self, *args, **kwargs) File "/usr/lib/python2.7/dist-packages/openerp/addons/debit_credit_note/wizard/[login to view URL]", line 59, in fields_view_get [login to view URL]('form_view_ref', None) File "/usr/local/lib/python2.7/dist-packages/[login to view URL]", line 1283, in pop raise NotImplementedError("'pop' not supported on frozendict") NotImplementedError: 'pop' not supported on frozendict