D:\Python\PythonCodeSpace\myblog>python manage.py runserver
Watching for file changes with StatReloader
Exception in thread django-main-thread:
Traceback (most recent call last):
File "D:\Anaconda3\lib\threading.py", line 926, in _bootstrap_inner
self.run()
File "D:\Anaconda3\lib\threading.py", line 870, in run
self._target(*self._args, **self._kwargs)
File "D:\Anaconda3\lib\site-packages\django\utils\autoreload.py", line 53, in wrapper
fn(*args, **kwargs)
File "D:\Anaconda3\lib\site-packages\django\core\management\commands\runserver.py", line 109, in inner_run
autoreload.raise_last_exception()
File "D:\Anaconda3\lib\site-packages\django\utils\autoreload.py", line 76, in raise_last_exception
raise _exception[1]
File "D:\Anaconda3\lib\site-packages\django\core\management\__init__.py", line 357, in execute
autoreload.check_errors(django.setup)()
File "D:\Anaconda3\lib\site-packages\django\utils\autoreload.py", line 53, in wrapper
fn(*args, **kwargs)
File "D:\Anaconda3\lib\site-packages\django\__init__.py", line 24, in setup
apps.populate(settings.INSTALLED_APPS)
File "D:\Anaconda3\lib\site-packages\django\apps\registry.py", line 95, in populate
"duplicates: %s" % app_config.label)
django.core.exceptions.ImproperlyConfigured: Application labels aren't unique, duplicates: blog
solution：哈哈哈哈可以了，应用重名了。每个app一定要用逗号隔开。
来源：CSDN
作者：A seed
链接：https://blog.csdn.net/qq_36667885/article/details/104575764