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https://issues.apache.org/jira/browse/AIRFLOW-351?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
James Meickle updated AIRFLOW-351:
----------------------------------
Attachment: error.log
> Failed to clear downstream tasks
> --------------------------------
>
> Key: AIRFLOW-351
> URL: https://issues.apache.org/jira/browse/AIRFLOW-351
> Project: Apache Airflow
> Issue Type: Bug
> Components: models, subdag, webserver
> Affects Versions: Airflow 1.7.1.3
> Reporter: Adinata
> Priority: Major
> Attachments: dag_error.py, error.log, error_on_clear_dag.txt,
> ubuntu-14-packages.log, ubuntu-16-oops.log, ubuntu-16-packages.log
>
>
> {code}
> ____/ ( ( ) ) \___
> /( ( ( ) _ )) ) )\
> (( ( )( ) ) ( ) )
> ((/ ( _( ) ( _) ) ( () ) )
> ( ( ( (_) (( ( ) .((_ ) . )_
> ( ( ) ( ( ) ) ) . ) ( )
> ( ( ( ( ) ( _ ( _) ). ) . ) ) ( )
> ( ( ( ) ( ) ( )) ) _)( ) ) )
> ( ( ( \ ) ( (_ ( ) ( ) ) ) ) )) ( )
> ( ( ( ( (_ ( ) ( _ ) ) ( ) ) )
> ( ( ( ( ( ) (_ ) ) ) _) ) _( ( )
> (( ( )( ( _ ) _) _(_ ( (_ )
> (_((__(_(__(( ( ( | ) ) ) )_))__))_)___)
> ((__) \\||lll|l||/// \_))
> ( /(/ ( ) ) )\ )
> ( ( ( ( | | ) ) )\ )
> ( /(| / ( )) ) ) )) )
> ( ( ((((_(|)_))))) )
> ( ||\(|(|)|/|| )
> ( |(||(||)|||| )
> ( //|/l|||)|\\ \ )
> (/ / // /|//||||\\ \ \ \ _)
> -------------------------------------------------------------------------------
> Node: 9889a7c79e9b
> -------------------------------------------------------------------------------
> Traceback (most recent call last):
> File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1817, in
> wsgi_app
> response = self.full_dispatch_request()
> File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1477, in
> full_dispatch_request
> rv = self.handle_user_exception(e)
> File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1381, in
> handle_user_exception
> reraise(exc_type, exc_value, tb)
> File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1475, in
> full_dispatch_request
> rv = self.dispatch_request()
> File "/usr/local/lib/python2.7/dist-packages/flask/app.py", line 1461, in
> dispatch_request
> return self.view_functions[rule.endpoint](**req.view_args)
> File "/usr/local/lib/python2.7/dist-packages/flask_admin/base.py", line 68,
> in inner
> return self._run_view(f, *args, **kwargs)
> File "/usr/local/lib/python2.7/dist-packages/flask_admin/base.py", line
> 367, in _run_view
> return fn(self, *args, **kwargs)
> File "/usr/local/lib/python2.7/dist-packages/flask_login.py", line 755, in
> decorated_view
> return func(*args, **kwargs)
> File "/usr/local/lib/python2.7/dist-packages/airflow/www/utils.py", line
> 118, in wrapper
> return f(*args, **kwargs)
> File "/usr/local/lib/python2.7/dist-packages/airflow/www/utils.py", line
> 167, in wrapper
> return f(*args, **kwargs)
> File "/usr/local/lib/python2.7/dist-packages/airflow/www/views.py", line
> 1017, in clear
> include_upstream=upstream)
> File "/usr/local/lib/python2.7/dist-packages/airflow/models.py", line 2870,
> in sub_dag
> dag = copy.deepcopy(self)
> File "/usr/lib/python2.7/copy.py", line 174, in deepcopy
> y = copier(memo)
> File "/usr/local/lib/python2.7/dist-packages/airflow/models.py", line 2856,
> in __deepcopy__
> setattr(result, k, copy.deepcopy(v, memo))
> File "/usr/lib/python2.7/copy.py", line 163, in deepcopy
> y = copier(x, memo)
> File "/usr/lib/python2.7/copy.py", line 257, in _deepcopy_dict
> y[deepcopy(key, memo)] = deepcopy(value, memo)
> File "/usr/lib/python2.7/copy.py", line 174, in deepcopy
> y = copier(memo)
> File "/usr/local/lib/python2.7/dist-packages/airflow/models.py", line 1974,
> in __deepcopy__
> setattr(result, k, copy.deepcopy(v, memo))
> File "/usr/lib/python2.7/copy.py", line 190, in deepcopy
> y = _reconstruct(x, rv, 1, memo)
> File "/usr/lib/python2.7/copy.py", line 334, in _reconstruct
> state = deepcopy(state, memo)
> File "/usr/lib/python2.7/copy.py", line 163, in deepcopy
> y = copier(x, memo)
> File "/usr/lib/python2.7/copy.py", line 257, in _deepcopy_dict
> y[deepcopy(key, memo)] = deepcopy(value, memo)
> File "/usr/lib/python2.7/copy.py", line 190, in deepcopy
> y = _reconstruct(x, rv, 1, memo)
> File "/usr/lib/python2.7/copy.py", line 334, in _reconstruct
> state = deepcopy(state, memo)
> File "/usr/lib/python2.7/copy.py", line 163, in deepcopy
> y = copier(x, memo)
> File "/usr/lib/python2.7/copy.py", line 257, in _deepcopy_dict
> y[deepcopy(key, memo)] = deepcopy(value, memo)
> File "/usr/lib/python2.7/copy.py", line 190, in deepcopy
> y = _reconstruct(x, rv, 1, memo)
> File "/usr/lib/python2.7/copy.py", line 334, in _reconstruct
> state = deepcopy(state, memo)
> File "/usr/lib/python2.7/copy.py", line 163, in deepcopy
> y = copier(x, memo)
> File "/usr/lib/python2.7/copy.py", line 257, in _deepcopy_dict
> y[deepcopy(key, memo)] = deepcopy(value, memo)
> File "/usr/lib/python2.7/copy.py", line 163, in deepcopy
> y = copier(x, memo)
> File "/usr/lib/python2.7/copy.py", line 230, in _deepcopy_list
> y.append(deepcopy(a, memo))
> File "/usr/lib/python2.7/copy.py", line 190, in deepcopy
> y = _reconstruct(x, rv, 1, memo)
> File "/usr/lib/python2.7/copy.py", line 334, in _reconstruct
> state = deepcopy(state, memo)
> File "/usr/lib/python2.7/copy.py", line 163, in deepcopy
> y = copier(x, memo)
> File "/usr/lib/python2.7/copy.py", line 257, in _deepcopy_dict
> y[deepcopy(key, memo)] = deepcopy(value, memo)
> File "/usr/lib/python2.7/copy.py", line 190, in deepcopy
> y = _reconstruct(x, rv, 1, memo)
> File "/usr/lib/python2.7/copy.py", line 334, in _reconstruct
> state = deepcopy(state, memo)
> File "/usr/lib/python2.7/copy.py", line 163, in deepcopy
> y = copier(x, memo)
> File "/usr/lib/python2.7/copy.py", line 257, in _deepcopy_dict
> y[deepcopy(key, memo)] = deepcopy(value, memo)
> File "/usr/lib/python2.7/copy.py", line 190, in deepcopy
> y = _reconstruct(x, rv, 1, memo)
> File "/usr/lib/python2.7/copy.py", line 329, in _reconstruct
> y = callable(*args)
> File "/usr/lib/python2.7/copy_reg.py", line 93, in __newobj__
> return cls.__new__(cls, *args)
> TypeError: object.__new__(thread.lock) is not safe, use thread.lock.__new__()
> {code}
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