D:\myblog>python manage.py createsuperuser

Traceback (most recent call last):

  File "manage.py", line 15, in <module>

    execute_from_command_line(sys.argv)

  File "C:\Program Files\Python35\lib\site-packages\django\core\management\__init__.py", line 381, in execute_from_command_line

    utility.execute()

  File "C:\Program Files\Python35\lib\site-packages\django\core\management\__init__.py", line 375, in execute

    self.fetch_command(subcommand).run_from_argv(self.argv)

  File "C:\Program Files\Python35\lib\site-packages\django\core\management\base.py", line 316, in run_from_argv

    self.execute(*args, **cmd_options)

  File "C:\Program Files\Python35\lib\site-packages\django\contrib\auth\management\commands\createsuperuser.py", line 59, in execute

    return super().execute(*args, **options)

  File "C:\Program Files\Python35\lib\site-packages\django\core\management\base.py", line 350, in execute

    self.check()

  File "C:\Program Files\Python35\lib\site-packages\django\core\management\base.py", line 379, in check

    include_deployment_checks=include_deployment_checks,

  File "C:\Program Files\Python35\lib\site-packages\django\core\management\base.py", line 366, in _run_checks

    return checks.run_checks(**kwargs)

  File "C:\Program Files\Python35\lib\site-packages\django\core\checks\registry.py", line 71, in run_checks

    new_errors = check(app_configs=app_configs)

  File "C:\Program Files\Python35\lib\site-packages\django\core\checks\urls.py", line 13, in check_url_config

    return check_resolver(resolver)

  File "C:\Program Files\Python35\lib\site-packages\django\core\checks\urls.py", line 23, in check_resolver