python - django-admin runserver 给出错误 django.core.exceptions.ImproperlyConfigured

Question

我是 Python Django 的初学者。我的 Django 项目运行正常。但我不知道什么时候运行命令

django-admin runserver

我收到以下错误请帮助我突然出了什么问题。？它发生在所有 Django 项目中。如何解决这个问题？

django.core.exceptions.ImproperlyConfigured: Requested setting DEBUG, but settings are not configured. You must either define the environment variable DJANGO_SETTINGS_MODULE or call settings.configure() before accessing settings.

标签： pythondjangoexceptiondjango-adminenvironment-variables