"2019-06-28 18:24:36,877 - status_tracer_decorator.py[line:74] - INFO: Traceback (most recent call last):


 "/home/FATE/workflow/status_tracer_decorator.py", line 69, in wrapper

res = func(self, *args, **kwargs)


 "/home/FATE/workflow/workflow.py", line 690, in run

self.workflow_param.train_input_namespace)


 "/home/FATE/workflow/workflow.py", line 611, in gen_data_instance

mode=mode)


 "/home/FATE/federatedml/util/data_io.py", line 104, in read_data

data_instance = self.fit(input_data_features, input_data_labels, table_name, namespace)


 "/home/FATE/federatedml/util/data_io.py", line 113, in fit

input_data_features = self.fill_missing_value(input_data_features, "fit")


 "/home/FATE/federatedml/util/data_io.py", line 136, in fill_missing_value

replace_value=self.default_value)


 "/home/FATE/federatedml/feature/imputer.py", line 320, in fit

process_data, replace_value = self.__replace(data, replace_method, replace_value, output_format)


 "/home/FATE/federatedml/feature/imputer.py", line 277, in __replace

replace_value = [replace_value for _ in range(shape)]
TypeError: 'NoneType' object cannot be interpreted as an integer

Traceback (most recent call last):


 "/home/frappe/benches/bench-2017-04-12/apps/frappe/frappe/desk/form/save.py", line 22, in savedocs

doc.save()


 "/home/frappe/benches/bench-2017-04-12/apps/frappe/frappe/model/document.py", line 231, in save

return self._save(*args, **kwargs)


 "/home/frappe/benches/bench-2017-04-12/apps/frappe/frappe/model/document.py", line 254, in _save

self.insert()


 "/home/frappe/benches/bench-2017-04-12/apps/frappe/frappe/model/document.py", line 193, in insert

self.run_before_save_methods()


 "/home/frappe/benches/bench-2017-04-12/apps/frappe/frappe/model/document.py", line 772, in run_before_save_methods

self.run_method("validate")


 "/home/frappe/benches/bench-2017-04-12/apps/frappe/frappe/model/document.py", line 667, in run_method

out = Document.hook(fn)(self, *args, **kwargs)


 "/home/frappe/benches/bench-2017-04-12/apps/frappe/frappe/model/document.py", line 892, in composer

return composed(self, method, *args, **kwargs)


 "/home/frappe/benches/bench-2017-04-12/apps/frappe/frappe/model/document.py", line 875, in runner

add_to_return_value(self, fn(self, *args, **kwargs))


 "/home/frappe/benches/bench-2017-04-12/apps/frappe/frappe/model/document.py", line 661, in 

fn = lambda self, *args, **kwargs: getattr(self, method)(*args, **kwargs)


 "/home/frappe/benches/bench-2017-04-12/apps/erpnext/erpnext/hr/doctype/salary_structure/salary_structure.py", line 19, in validate

self.validate_date()


 "/home/frappe/benches/bench-2017-04-12/apps/erpnext/erpnext/hr/doctype/salary_structure/salary_structure.py", line 36, in validate_date

if employee.from_date and getdate(employee.from_date) < joining_date:
TypeError: can't compare datetime.date to NoneType
