[英]Django issue: relation "django_site" does not exist
我最近一直在嘗試向我的 django 網站添加站點地圖。 雖然它在本地服務器上看起來不錯,但當它上線時,它返回以下錯誤:
關系“django_site”不存在第 1 行:...“django_site”.“domain”、“django_site”.“name” FROM “django_si...
我一直在嘗試很多東西,特別是我在其他地方看到的遷移技巧,但它從未奏效(即使我可能做錯了;我對此並不陌生,並不太放心)。 當我嘗試加載管理頁面時,我也遇到同樣的錯誤。
有關信息,我使用的是 Python 3.7.5,Django 版本是 2.2.5。
這是我的設置文件的樣子:
INSTALLED_APPS = [
'django.contrib.admin',
'django.contrib.auth',
'django.contrib.contenttypes',
'django.contrib.sessions',
'django.contrib.messages',
'django.contrib.staticfiles',
'django.contrib.sites',
'django.contrib.sitemaps',
'myapp',]
SITE_ID = 1
MIDDLEWARE = [
'django.middleware.security.SecurityMiddleware',
'whitenoise.middleware.WhiteNoiseMiddleware',
'django.contrib.sessions.middleware.SessionMiddleware',
'django.middleware.common.CommonMiddleware',
'django.middleware.csrf.CsrfViewMiddleware',
'django.contrib.auth.middleware.AuthenticationMiddleware',
'django.contrib.messages.middleware.MessageMiddleware',
'django.middleware.clickjacking.XFrameOptionsMiddleware',]
以下是有關錯誤的更多信息:
Traceback:
File "/app/.heroku/python/lib/python3.7/site-packages/django/db/backends/utils.py" in _execute
84. return self.cursor.execute(sql, params)
The above exception (relation "django_site" does not exist
LINE 1: ..."django_site"."domain", "django_site"."name" FROM "django_si...
^
) was the direct cause of the following exception:
File "/app/.heroku/python/lib/python3.7/site-packages/django/core/handlers/exception.py" in inner
34. response = get_response(request)
File "/app/.heroku/python/lib/python3.7/site-packages/django/core/handlers/base.py" in _get_response
115. response = self.process_exception_by_middleware(e, request)
File "/app/.heroku/python/lib/python3.7/site-packages/django/core/handlers/base.py" in _get_response
113. response = wrapped_callback(request, *callback_args, **callback_kwargs)
File "/app/.heroku/python/lib/python3.7/site-packages/django/contrib/sitemaps/views.py" in inner
16. response = func(request, *args, **kwargs)
File "/app/.heroku/python/lib/python3.7/site-packages/django/contrib/sitemaps/views.py" in sitemap
53. req_site = get_current_site(request)
File "/app/.heroku/python/lib/python3.7/site-packages/django/contrib/sites/shortcuts.py" in get_current_site
13. return Site.objects.get_current(request)
File "/app/.heroku/python/lib/python3.7/site-packages/django/contrib/sites/models.py" in get_current
58. return self._get_site_by_id(site_id)
File "/app/.heroku/python/lib/python3.7/site-packages/django/contrib/sites/models.py" in _get_site_by_id
30. site = self.get(pk=site_id)
File "/app/.heroku/python/lib/python3.7/site-packages/django/db/models/manager.py" in manager_method
82. return getattr(self.get_queryset(), name)(*args, **kwargs)
File "/app/.heroku/python/lib/python3.7/site-packages/django/db/models/query.py" in get
402. num = len(clone)
File "/app/.heroku/python/lib/python3.7/site-packages/django/db/models/query.py" in __len__
256. self._fetch_all()
File "/app/.heroku/python/lib/python3.7/site-packages/django/db/models/query.py" in _fetch_all
1242. self._result_cache = list(self._iterable_class(self))
File "/app/.heroku/python/lib/python3.7/site-packages/django/db/models/query.py" in __iter__
55. results = compiler.execute_sql(chunked_fetch=self.chunked_fetch, chunk_size=self.chunk_size)
File "/app/.heroku/python/lib/python3.7/site-packages/django/db/models/sql/compiler.py" in execute_sql
1100. cursor.execute(sql, params)
File "/app/.heroku/python/lib/python3.7/site-packages/django/db/backends/utils.py" in execute
99. return super().execute(sql, params)
File "/app/.heroku/python/lib/python3.7/site-packages/django/db/backends/utils.py" in execute
67. return self._execute_with_wrappers(sql, params, many=False, executor=self._execute)
File "/app/.heroku/python/lib/python3.7/site-packages/django/db/backends/utils.py" in _execute_with_wrappers
76. return executor(sql, params, many, context)
File "/app/.heroku/python/lib/python3.7/site-packages/django/db/backends/utils.py" in _execute
84. return self.cursor.execute(sql, params)
File "/app/.heroku/python/lib/python3.7/site-packages/django/db/utils.py" in __exit__
89. raise dj_exc_value.with_traceback(traceback) from exc_value
File "/app/.heroku/python/lib/python3.7/site-packages/django/db/backends/utils.py" in _execute
84. return self.cursor.execute(sql, params)
Exception Type: ProgrammingError at /sitemap.xml
Exception Value: relation "django_site" does not exist
LINE 1: ..."django_site"."domain", "django_site"."name" FROM "django_si...
^
此外,我重試執行遷移以防萬一(因此刪除了遷移文件夾中的 pycache 文件夾,刪除了數據庫,然后使用命令行運行新遷移:python manage.py migrate)。 一切似乎都很好。 不過我必須補充一點,我的遷移文件夾大部分是空的。 我只有init .py 文件和 pycache 文件夾,其中只包含一個名為init .cpython-37.pyc 的文件。 這是正常的嗎?
如果您需要更多詳細信息,請告訴我。
提前致謝!
好的,所以我設法找到了問題的原因。 我以為我已經做到了,但顯然沒有。 我遇到了一個類似的問題,只需在設置文件中注釋掉“'django.contrib.sites'”。 這樣做可以同時加載站點地圖和管理頁面。
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