python – 难以理解的Django Runserver错误
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我在Django遇到了很多问题(并非所有问题都解决了),但这是迄今为止最奇怪,最难以理解的问题.当我加载页面时会发生这种情况:
>python manage.py runserver Validating models... 0 errors found Django version 1.3.1, using settings 'ponysite.settings' Development server is running at http://127.0.0.1:8000/ Quit the server with CTRL-BREAK. [01/Nov/2011 01:21:49] "GET / HTTP/1.0" 500 102747 Traceback (most recent call last): File "C:\Python27\lib\site-packages\django\core\servers\basehttp.py", line 284, in run self.finish_response() File "C:\Python27\lib\site-packages\django\core\servers\basehttp.py", line 324, in finish_response self.write(data) File "C:\Python27\lib\site-packages\django\core\servers\basehttp.py", line 420, in write self._write(data) File "C:\Python27\lib\socket.py", line 324, in write self.flush() File "C:\Python27\lib\socket.py", line 303, in flush self._sock.sendall(view[write_offset:write_offset+buffer_size]) error: [Errno 10054] An existing connection was forcibly closed by the remote host ---------------------------------------- Exception happened during processing of request from ('127.0.0.1', 63095) Traceback (most recent call last): File "C:\Python27\lib\SocketServer.py", line 284, in _handle_request_noblock self.process_request(request, client_address) File "C:\Python27\lib\SocketServer.py", line 310, in process_request self.finish_request(request, client_address) File "C:\Python27\lib\SocketServer.py", line 323, in finish_request self.RequestHandlerClass(request, client_address, self) File "C:\Python27\lib\site-packages\django\core\servers\basehttp.py", line 570, in __init__ BaseHTTPRequestHandler.__init__(self, *args, **kwargs) File "C:\Python27\lib\SocketServer.py", line 641, in __init__ self.finish() File "C:\Python27\lib\SocketServer.py", line 694, in finish self.wfile.flush() File "C:\Python27\lib\socket.py", line 303, in flush self._sock.sendall(view[write_offset:write_offset+buffer_size]) error: [Errno 10054] An existing connection was forcibly closed by the remote host ---------------------------------------- Traceback (most recent call last): File "C:\Python27\lib\site-packages\django\core\servers\basehttp.py", line 284, in run self.finish_response() File "C:\Python27\lib\site-packages\django\core\servers\basehttp.py", line 324, in finish_response self.write(data) File "C:\Python27\lib\site-packages\django\core\servers\basehttp.py", line 420, in write self._write(data) File "C:\Python27\lib\socket.py", line 324, in write self.flush() File "C:\Python27\lib\socket.py", line 303, in flush self._sock.sendall(view[write_offset:write_offset+buffer_size]) error: [Errno 10054] An existing connection was forcibly closed by the remote host ---------------------------------------- Exception happened during processing of request from ('127.0.0.1', 63099) Traceback (most recent call last): File "C:\Python27\lib\SocketServer.py", line 284, in _handle_request_noblock self.process_request(request, client_address) File "C:\Python27\lib\SocketServer.py", line 310, in process_request self.finish_request(request, client_address) File "C:\Python27\lib\SocketServer.py", line 323, in finish_request self.RequestHandlerClass(request, client_address, self) File "C:\Python27\lib\site-packages\django\core\servers\basehttp.py", line 570, in __init__ BaseHTTPRequestHandler.__init__(self, *args, **kwargs) File "C:\Python27\lib\SocketServer.py", line 641, in __init__ self.finish() File "C:\Python27\lib\SocketServer.py", line 694, in finish self.wfile.flush() File "C:\Python27\lib\socket.py", line 303, in flush self._sock.sendall(view[write_offset:write_offset+buffer_size]) error: [Errno 10054] An existing connection was forcibly closed by the remote host ---------------------------------------- [01/Nov/2011 01:21:53] "GET / HTTP/1.0" 500 102391
我试过擦除并重新创建数据库,将views.py和models.py剥离到最低限度但无济于事.我也尝试在另一台计算机上运行相同的项目,结果相同.两者都运行Windows x64.实际上,我认为一台计算机正在运行Django 1.3.x和1.2.x,但错误看起来一样.
这是完整的追溯:
Environment: Request Method: GET Request URL: http://127.0.0.1:8000/ Django Version: 1.3.1 Python Version: 2.7.2 Installed Applications: ['django.contrib.auth', 'django.contrib.contenttypes', 'django.contrib.sessions', 'django.contrib.sites', 'django.contrib.messages', 'django.contrib.staticfiles', 'django.contrib.admin', 'django.contrib.admindocs', 'forum', 'django.contrib.markup'] Installed Middleware: ('django.middleware.common.CommonMiddleware', 'django.contrib.sessions.middleware.SessionMiddleware', 'django.middleware.csrf.CsrfViewMiddleware', 'django.contrib.auth.middleware.AuthenticationMiddleware', 'django.contrib.messages.middleware.MessageMiddleware') Traceback: File "C:\Python27\lib\site-packages\django\core\handlers\base.py" in get_response 101. request.path_info) File "C:\Python27\lib\site-packages\django\core\urlresolvers.py" in resolve 250. for pattern in self.url_patterns: File "C:\Python27\lib\site-packages\django\core\urlresolvers.py" in _get_url_patterns 279. patterns = getattr(self.urlconf_module, "urlpatterns", self.urlconf_module) File "C:\Python27\lib\site-packages\django\core\urlresolvers.py" in _get_urlconf_module 274. self._urlconf_module = import_module(self.urlconf_name) File "C:\Python27\lib\site-packages\django\utils\importlib.py" in import_module 35. __import__(name) File "C:\Users\kiwi\Dropbox\Programming Projects\Django Projects\ponysite\..\ponysite\urls.py" in 3. admin.autodiscover() File "C:\Python27\lib\site-packages\django\contrib\admin\__init__.py" in autodiscover 26. import_module('%s.admin' % app) File "C:\Python27\lib\site-packages\django\utils\importlib.py" in import_module 35. __import__(name) File "C:\Users\kiwi\Dropbox\Programming Projects\Django Projects\ponysite\forum\admin.py" in 1. from forum.models import Category, Thread, Post, Report, Subscription, Ban Exception Type: ImportError at / Exception Value: cannot import name Ban
Ban是models.py中的一个模型(在views.py中导入)我玩了一段时间,但它目前在我的模型,视图和控制器中被注释掉了.我不知道它是否与这个问题有任何关系.
先谢谢你,伙计们.
解决方法:
基于这一行:
File "C:\Users\kiwi\Dropbox\Programming Projects\Django Projects\ponysite\forum\admin.py" in
1. from forum.models import Category, Thread, Post, Report, Subscription, Ban
Django正在forum / admin.py中找到
from forum.models import Category, Thread, Post, Report, Subscription, Ban
请注意模型中未定义的最后禁令.删除它,错误应该消失.
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