[Django1x -> 2x]解決: 「’Specifying a namespace in include() without providing an app_name ‘」
[Django1x -> 2x]解決: 「'Specifying a namespace in include() without providing an app_name '」 python manage.py runserver やると 'Specifying a namespace in include() without providing an app_name ' django.core.exceptions.ImproperlyCon...