如何解决这个 Django 管理员问题?Django 管理员站点匹配查询不存在

Question

我的管理员不起作用。我已经尝试了几个小时。

迁移工作：

C:UserssebasAI_MachineLearningDjango_Projektpythonprojectscookbook>python manage.py migrate
Operations to perform:
Apply all migrations: admin, auth, contenttypes, recipes, sessions, sites
Running migrations:
No migrations to apply.
C:UserssebasAI_MachineLearningDjango_Projektpythonprojectscookbook>
The Superuser is created.
Runserver works:
C:UserssebasAI_MachineLearningDjango_Projektpythonprojectscookbook>python manage.py runserver
Watching for file changes with StatReloader
Performing system checks...
System check identified no issues (0 silenced).
September 18, 2019 - 22:06:57
Django version 2.2.5, using settings 'cookbook.settings'
Starting development server at http://127.0.0.1:8000/
Quit the server with CTRL-BREAK.

如果我尝试网址../admin：

http://dpaste.com/069QF7H

---

DoesNotExists at/admin/login/

Site matching query does not exist.
Request Method:     GET
Request URL:    http://127.0.0.1:8000/admin/login/?next=/admin/
Django Version:     2.2.5
Exception Type:     DoesNotExist
Exception Value:    
Site matching query does not exist.
Exception Location:     C:Userssebas.condaenvspythonDjangolibsite-packagesdjangodbmodelsquery.py in get, line 408
Python Executable:  C:Userssebas.condaenvspythonDjangopython.exe
Python Version:     3.6.7
Python Path:    
['C:\Users\sebas\AI_MachineLearning\Django_Projekt\pythonprojects\cookbook',
'C:\Users\sebas\.conda\envs\pythonDjango\python36.zip',
'C:\Users\sebas\.conda\envs\pythonDjango\DLLs',
'C:\Users\sebas\.conda\envs\pythonDjango\lib',
'C:\Users\sebas\.conda\envs\pythonDjango',
'C:\Users\sebas\.conda\envs\pythonDjango\lib\site-packages']
Server time:    Mi, 18 Sep 2019 21:55:32 +0200
--------------------------------------------------------------------------

Answer 1

settings.py在文件中添加SITE_ID = 1。