ValueError:无法配置处理程序“mail\u admins”

Question

每当我创建一个新的虚拟环境时，我都会遇到问题 conda create --name enc django 它为我创建了一个虚拟环境，但每当我试图运行我的服务器时，它就会抛出这个错误。我还从系统中下载了django，当我运行此命令时，它会成功运行，但每当我创建虚拟环境时，它都会抛出此错误。
我不知道如何解决这个错误，或者这是一个bug

  File "C:\Users\amurt\anaconda3\envs\env\lib\logging\config.py", line 563, in configure
    handler = self.configure_handler(handlers[name])
  File "C:\Users\amurt\anaconda3\envs\env\lib\logging\config.py", line 744, in configure_handler
    result = factory(**kwargs)
  File "C:\Users\amurt\anaconda3\envs\env\lib\site-packages\django\utils\log.py", line 89, in __init__
    self.reporter_class = import_string(reporter_class or 'django.views.debug.ExceptionReporter')
  File "C:\Users\amurt\anaconda3\envs\env\lib\site-packages\django\utils\module_loading.py", line 17, in import_string
    module = import_module(module_path)
  File "C:\Users\amurt\anaconda3\envs\env\lib\importlib\__init__.py", line 127, in import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1014, in _gcd_import
  File "<frozen importlib._bootstrap>", line 991, in _find_and_load
  File "<frozen importlib._bootstrap>", line 961, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "<frozen importlib._bootstrap>", line 1014, in _gcd_import
  File "<frozen importlib._bootstrap>", line 991, in _find_and_load
  File "<frozen importlib._bootstrap>", line 975, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 671, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 783, in exec_module
  File "<frozen importlib._bootstrap>", line 219, in _call_with_frames_removed
  File "C:\Users\amurt\anaconda3\envs\env\lib\site-packages\django\views\__init__.py", line 1, in <module>
    from django.views.generic.base import View
  File "C:\Users\amurt\anaconda3\envs\env\lib\site-packages\django\views\generic\__init__.py", line 2, in <module>
    from django.views.generic.dates import (
  File "C:\Users\amurt\anaconda3\envs\env\lib\site-packages\django\views\generic\dates.py", line 11, in <module>
    from django.views.generic.detail import (
  File "C:\Users\amurt\anaconda3\envs\env\lib\site-packages\django\views\generic\detail.py", line 164
    class DetailView(SingleObjectTemplateResponseMixin, BaseDetailView):
                                                                       ^
IndentationError: unindent does not match any outer indentation level

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "C:\Users\amurt\anaconda3\envs\env\Scripts\django-admin-script.py", line 9, in <module>
    sys.exit(execute_from_command_line())
  File "C:\Users\amurt\anaconda3\envs\env\lib\site-packages\django\core\management\__init__.py", line 401, in execute_from_command_line
    utility.execute()
  File "C:\Users\amurt\anaconda3\envs\env\lib\site-packages\django\core\management\__init__.py", line 395, in execute
    self.fetch_command(subcommand).run_from_argv(self.argv)
  File "C:\Users\amurt\anaconda3\envs\env\lib\site-packages\django\core\management\base.py", line 328, in run_from_argv
    self.execute(*args, **cmd_options)
  File "C:\Users\amurt\anaconda3\envs\env\lib\site-packages\django\core\management\base.py", line 369, in execute
    output = self.handle(*args, **options)
  File "C:\Users\amurt\anaconda3\envs\env\lib\site-packages\django\core\management\commands\startproject.py", line 20, in handle
    super().handle('project', project_name, target, **options)
  File "C:\Users\amurt\anaconda3\envs\env\lib\site-packages\django\core\management\templates.py", line 113, in handle
    django.setup()
  File "C:\Users\amurt\anaconda3\envs\env\lib\site-packages\django\__init__.py", line 19, in setup
    configure_logging(settings.LOGGING_CONFIG, settings.LOGGING)
  File "C:\Users\amurt\anaconda3\envs\env\lib\site-packages\django\utils\log.py", line 71, in configure_logging
    logging.config.dictConfig(DEFAULT_LOGGING)
  File "C:\Users\amurt\anaconda3\envs\env\lib\logging\config.py", line 808, in dictConfig
    dictConfigClass(config).configure()
  File "C:\Users\amurt\anaconda3\envs\env\lib\logging\config.py", line 570, in configure
    raise ValueError('Unable to configure handler '
ValueError: Unable to configure handler 'mail_admins'```