Exception Value: cannot import name get_templatetags_modules

I got this error after updating my OSQA version at nullpointer.ph and running python2.5 manage.py migrate forum and restarting the apache server.

Environment:

Request Method: GET Request URL: http://nullpointer.ph/ Django Version:
1.1.1 Python Version: 2.5.4 Installed Applications: ['django.contrib.auth',  'django.contrib.contenttypes',  'django.contrib.sessions',  'django.contrib.sites',  'django.contrib.admin',  'django.contrib.humanize',  'django.contrib.sitemaps',  'django.contrib.markup',  'forum',  'south'] Installed Middleware: ['django.contrib.sessions.middleware.SessionMiddleware', 'django.middleware.common.CommonMiddleware', 'forum.middleware.extended_user.ExtendedUser', 'forum.middleware.anon_user.ConnectToSessionMessagesMiddleware', 'forum.middleware.request_utils.RequestUtils', 'forum.middleware.cancel.CancelActionMiddleware', 'forum.middleware.admin_messages.AdminMessagesMiddleware', 'django.middleware.transaction.TransactionMiddleware']

Traceback: File "/home/mudspring/webapps/osqa_server/lib/python2.5/django/core/handlers/base.py" in get_response
  83.                     request.path_info) File "/home/mudspring/webapps/osqa_server/lib/python2.5/django/core/urlresolvers.py" in resolve
  218.                     sub_match = pattern.resolve(new_path) File "/home/mudspring/webapps/osqa_server/lib/python2.5/django/core/urlresolvers.py" in resolve
  216.             for pattern in self.url_patterns: File "/home/mudspring/webapps/osqa_server/lib/python2.5/django/core/urlresolvers.py" in _get_url_patterns
  245.         patterns = getattr(self.urlconf_module, "urlpatterns", self.urlconf_module) File "/home/mudspring/webapps/osqa_server/lib/python2.5/django/core/urlresolvers.py" in _get_urlconf_module
  240.             self._urlconf_module = import_module(self.urlconf_name) File "/home/mudspring/webapps/osqa_server/lib/python2.5/django/utils/importlib.py" in import_module
  35.     __import__(name) File "/home/mudspring/webapps/osqa_server/osqa/forum/urls.py" in <module>
  1. import startup File "/home/mudspring/webapps/osqa_server/osqa/forum/startup.py" in <module>
  13. import forum.registry File "/home/mudspring/webapps/osqa_server/osqa/forum/registry.py" in <module>
  5. from django.template import get_templatetags_modules

Exception Type: ImportError at / Exception Value: cannot import name get_templatetags_modulesget_templatetags_modules

What's the fix for this? >_<