Error was: cannot import name utils

[kurvenschubser@…]

Traceback (most recent call last):
   File "/usr/lib/python2.5/site-packages/django/core/handlers/wsgi.py", line 241, in __call__
     response = self.get_response(request)
   File "/usr/lib/python2.5/site-packages/django/core/handlers/base.py", line 141, in get_response
     return self.handle_uncaught_exception(request, resolver, sys.exc_info())
   File "/usr/lib/python2.5/site-packages/django/core/handlers/base.py", line 165, in handle_uncaught_exception
     return debug.technical_500_response(request, *exc_info)
   File "/usr/lib/python2.5/site-packages/django/views/debug.py", line 58, in technical_500_response
     html = reporter.get_traceback_html()
   File "/usr/lib/python2.5/site-packages/django/views/debug.py", line 137, in get_traceback_html
     return t.render(c)
   File "/usr/lib/python2.5/site-packages/django/template/__init__.py", line 173, in render
     return self._render(context)
   File "/usr/lib/python2.5/site-packages/django/template/__init__.py", line 167, in _render
     return self.nodelist.render(context)
   File "/usr/lib/python2.5/site-packages/django/template/__init__.py", line 796, in render
     bits.append(self.render_node(node, context))
   File "/usr/lib/python2.5/site-packages/django/template/debug.py", line 72, in render_node
     result = node.render(context)
   File "/usr/lib/python2.5/site-packages/django/template/debug.py", line 89, in render
     output = self.filter_expression.resolve(context)
   File "/usr/lib/python2.5/site-packages/django/template/__init__.py", line 579, in resolve
     new_obj = func(obj, *arg_vals)
   File "/usr/lib/python2.5/site-packages/django/template/defaultfilters.py", line 697, in date
     return format(value, arg)
   File "/usr/lib/python2.5/site-packages/django/utils/dateformat.py", line 281, in format
     return df.format(format_string)
   File "/usr/lib/python2.5/site-packages/django/utils/dateformat.py", line 30, in format
     pieces.append(force_unicode(getattr(self, piece)()))
   File "/usr/lib/python2.5/site-packages/django/utils/dateformat.py", line 187, in r
     return self.format('D, j M Y H:i:s O')
   File "/usr/lib/python2.5/site-packages/django/utils/dateformat.py", line 30, in format
     pieces.append(force_unicode(getattr(self, piece)()))
   File "/usr/lib/python2.5/site-packages/django/utils/encoding.py", line 66, in force_unicode
     s = unicode(s)
   File "/usr/lib/python2.5/site-packages/django/utils/functional.py", line 206, in __unicode_cast
     return self.__func(*self.__args, **self.__kw)
   File "/usr/lib/python2.5/site-packages/django/utils/translation/__init__.py", line 55, in ugettext
     return real_ugettext(message)
   File "/usr/lib/python2.5/site-packages/django/utils/functional.py", line 55, in _curried
     return _curried_func(*(args+moreargs), **dict(kwargs, **morekwargs))
   File "/usr/lib/python2.5/site-packages/django/utils/translation/__init__.py", line 36, in delayed_loader
     return getattr(trans, real_name)(*args, **kwargs)
   File "/usr/lib/python2.5/site-packages/django/utils/translation/trans_real.py", line 276, in ugettext
     return do_translate(message, 'ugettext')
   File "/usr/lib/python2.5/site-packages/django/utils/translation/trans_real.py", line 266, in do_translate
     _default = translation(settings.LANGUAGE_CODE)
   File "/usr/lib/python2.5/site-packages/django/utils/translation/trans_real.py", line 176, in translation
     default_translation = _fetch(settings.LANGUAGE_CODE)
   File "/usr/lib/python2.5/site-packages/django/utils/translation/trans_real.py", line 159, in _fetch
     app = import_module(appname)
   File "/usr/lib/python2.5/site-packages/django/utils/importlib.py", line 35, in import_module
     __import__(name)
   File "/usr/lib/python2.5/site-packages/django/contrib/admin/__init__.py", line 1, in <module>
     from django.contrib.admin.helpers import ACTION_CHECKBOX_NAME
   File "/usr/lib/python2.5/site-packages/django/contrib/admin/helpers.py", line 1, in <module>
     from django import forms
   File "/usr/lib/python2.5/site-packages/django/forms/__init__.py", line 17, in <module>
     from models import *
   File "/usr/lib/python2.5/site-packages/django/forms/models.py", line 6, in <module>
     from django.db import connections
   File "/usr/lib/python2.5/site-packages/django/db/__init__.py", line 77, in <module>
     connection = connections[DEFAULT_DB_ALIAS]
   File "/usr/lib/python2.5/site-packages/django/db/utils.py", line 91, in __getitem__
     backend = load_backend(db['ENGINE'])
   File "/usr/lib/python2.5/site-packages/django/db/utils.py", line 49, in load_backend
     raise ImproperlyConfigured(error_msg)
 TemplateSyntaxError: Caught ImproperlyConfigured while rendering: 'django.db.backends.mysql' isn't an available database backend. 
 Try using django.db.backends.XXX, where XXX is one of:
     'dummy', 'mysql', 'oracle', 'postgresql', 'postgresql_psycopg2', 'sqlite3'
 Error was: cannot import name utils