A check: Settings file
Check whether there is a current application] in [INSTALLED_APPS in settings.py file:
INSTALLED_APPS = [
'django.contrib.admin',
'django.contrib.auth',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib.messages',
'django.contrib.staticfiles',
'app01.apps.App01Config', # 当前应用名称
]
: Two checks if there is a file __init__.py check migrations