我正在移动一个应用程序,它使用django_cms从一个服务器,一切正常,另一个,并花了最后4个小时试图找到这个错误的原因.一个建议非常欢迎!
mod_wsgi (pid=21972): Exception occurred within WSGI script '/var/www/vhosts/compdoctest.com/django/compdoc/django.wsgi'.
Traceback (most recent call last):
File "/usr/lib/python2.5/site-packages/django/core/handlers/wsgi.py", line 230, in __call__
self.load_middleware()
File "/usr/lib/python2.5/site-packages/django/core/handlers/base.py", line 42, in load_middleware
raise exceptions.ImproperlyConfigured('Error importing middleware %s: "%s"' % (mw_module, e))
ImproperlyConfigured: Error importing middleware cms.middleware.media: "No module named media"
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违规行是settings.py中间件列表中的最后一行
MIDDLEWARE_CLASSES = (
'django.middleware.common.CommonMiddleware',
'django.contrib.sessions.middleware.SessionMiddleware',
'django.middleware.csrf.CsrfViewMiddleware',
'django.contrib.auth.middleware.AuthenticationMiddleware',
'django.contrib.messages.middleware.MessageMiddleware',
'cms.middleware.page.CurrentPageMiddleware',
'cms.middleware.user.CurrentUserMiddleware',
'cms.middleware.multilingual.MultilingualURLMiddleware',
'cms.middleware.media.PlaceholderMediaMiddleware',
)
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如果我删除最后一行,那么代码会继续并且稍后会说中间件中需要该项.
我在旧服务器上使用略有不同版本的django,1.2.1 final,在新服务器上使用1.2.3 final.
我试过的所有事情:
在python中打开的结果:
python manage.py shell
Python 2.5.2 (r252:60911, Jan 20 2010, 23:14:04)
[GCC 4.2.4 (Ubuntu 4.2.4-1ubuntu3)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
(InteractiveConsole)
>>> import cms.middleware.media
>>> cms.middleware.media.__file__
'/var/www/vhosts/compdoctest.com/django/compdoc/cms/middleware/media.pyc'
>>> from django.forms.widgets import Media
>>> import cms.middleware.media
>>>
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感谢我的朋友 Bartosz Ptaszynski 在这方面为我指明了正确的方向。这是一个路径问题。将其添加到 settings.py 文件的顶部,一切都神奇地开始工作。
sys.path.insert(0, '/path_to_app/app/')
正如他指出的:
WSGI 脚本中发生异常意味着在 Web 服务器下运行时的路径错误,它是与 manage.py shell 完全不同的环境
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