Djangoサーバー立ち上げエラー

django-admin startproject diaryで作成したmanage.pyを実行してサーバーを起動させようとする次のエラ-ができました。

python
1#!/usr/bin/env python
2"""Django's command-line utility for administrative tasks."""
3import os
4import sys
5
6
7def main():
8    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'private_diary.settings')
9    try:
10        from django.core.management import execute_from_command_line
11    except ImportError as exc:
12        raise ImportError(
13            "Couldn't import Django. Are you sure it's installed and "
14            "available on your PYTHONPATH environment variable? Did you "
15            "forget to activate a virtual environment?"
16        ) from exc
17    execute_from_command_line(sys.argv)
18
19
20if __name__ == '__main__':
21    main()
22

$ python manage.py runserver

error
1/home/yuyonod/venv_private_diary/bin/python /home/yuyonod/venv_private_diary/private_diary/manage.py runserver
2Exception in thread django-main-thread:
3Traceback (most recent call last):
4  File "/home/yuyonod/anaconda3/lib/python3.7/logging/config.py", line 760, in add_handlers
5    logger.addHandler(self.config['handlers'][h])
6  File "/home/yuyonod/anaconda3/lib/python3.7/logging/config.py", line 323, in __getitem__
7    value = dict.__getitem__(self, key)
8KeyError: 'console'
9
10The above exception was the direct cause of the following exception:
11
12Traceback (most recent call last):
13  File "/home/yuyonod/anaconda3/lib/python3.7/logging/config.py", line 616, in configure
14    self.configure_logger(name, loggers[name])
15  File "/home/yuyonod/anaconda3/lib/python3.7/logging/config.py", line 785, in configure_logger
16    self.common_logger_config(logger, config, incremental)
17  File "/home/yuyonod/anaconda3/lib/python3.7/logging/config.py", line 777, in common_logger_config
18    self.add_handlers(logger, handlers)
19  File "/home/yuyonod/anaconda3/lib/python3.7/logging/config.py", line 762, in add_handlers
20    raise ValueError('Unable to add handler %r' % h) from e
21ValueError: Unable to add handler 'console'
22
23The above exception was the direct cause of the following exception:
24
25Traceback (most recent call last):
26  File "/home/yuyonod/anaconda3/lib/python3.7/threading.py", line 917, in _bootstrap_inner
27    self.run()
28  File "/home/yuyonod/anaconda3/lib/python3.7/threading.py", line 865, in run
29    self._target(*self._args, **self._kwargs)
30  File "/home/yuyonod/venv_private_diary/lib/python3.7/site-packages/django/utils/autoreload.py", line 53, in wrapper
31    fn(*args, **kwargs)
32  File "/home/yuyonod/venv_private_diary/lib/python3.7/site-packages/django/core/management/commands/runserver.py", line 109, in inner_run
33    autoreload.raise_last_exception()
34  File "/home/yuyonod/venv_private_diary/lib/python3.7/site-packages/django/utils/autoreload.py", line 76, in raise_last_exception
35    raise _exception[1]
36  File "/home/yuyonod/venv_private_diary/lib/python3.7/site-packages/django/core/management/__init__.py", line 357, in execute
37    autoreload.check_errors(django.setup)()
38  File "/home/yuyonod/venv_private_diary/lib/python3.7/site-packages/django/utils/autoreload.py", line 53, in wrapper
39    fn(*args, **kwargs)
40  File "/home/yuyonod/venv_private_diary/lib/python3.7/site-packages/django/__init__.py", line 19, in setup
41    configure_logging(settings.LOGGING_CONFIG, settings.LOGGING)
42  File "/home/yuyonod/venv_private_diary/lib/python3.7/site-packages/django/utils/log.py", line 75, in configure_logging
43    logging_config_func(logging_settings)
44  File "/home/yuyonod/anaconda3/lib/python3.7/logging/config.py", line 799, in dictConfig
45    dictConfigClass(config).configure()
46  File "/home/yuyonod/anaconda3/lib/python3.7/logging/config.py", line 619, in configure
47    '%r' % name) from e
48ValueError: Unable to configure logger 'diary'
49