'module' object has no attribute 'SQLDateTimeCompiler'

SQLDateTimeCompiler_django.txt

Environment:


Request Method: GET
Request URL: http://mariuz.android-dev.ro:8000/admin/blog/blogpost/

Django Version: 1.6.2
Python Version: 2.7.6
Installed Applications:
('mezzanine.boot',
 'django.contrib.auth',
 'django.contrib.contenttypes',
 'django.contrib.redirects',
 'django.contrib.sessions',
 'django.contrib.sites',
 'django.contrib.sitemaps',
 'django.contrib.staticfiles',
 'mezzanine.conf',
 'mezzanine.core',
 'mezzanine.generic',
 'mezzanine.blog',
 'mezzanine.forms',
 'mezzanine.pages',
 'mezzanine.galleries',
 'mezzanine.twitter',
 'filebrowser_safe',
 u'south',
 'grappelli_safe',
 'django.contrib.admin',
 u'django.contrib.comments')
Installed Middleware:
('django.contrib.sessions.middleware.SessionMiddleware',
 'django.contrib.auth.middleware.AuthenticationMiddleware',
 'django.contrib.redirects.middleware.RedirectFallbackMiddleware',
 'django.middleware.common.CommonMiddleware',
 'django.middleware.csrf.CsrfViewMiddleware',
 'django.contrib.messages.middleware.MessageMiddleware',
 'mezzanine.core.request.CurrentRequestMiddleware',
 'mezzanine.core.middleware.TemplateForDeviceMiddleware',
 'mezzanine.core.middleware.TemplateForHostMiddleware',
 'mezzanine.core.middleware.AdminLoginInterfaceSelectorMiddleware',
 'mezzanine.pages.middleware.PageMiddleware')


Template error:
In template /usr/local/lib/python2.7/dist-packages/grappelli_safe/templates/admin/change_list.html, error at line 140
   'module' object has no attribute 'SQLDateTimeCompiler'
   130 :                                 <p>{% blocktrans with cl.result_count as counter %}{{ counter }} found{% endblocktrans %}</p>


   131 :                                 <a href="?{% if cl.is_popup %}pop=1{% endif %}">{% blocktrans with cl.full_result_count as full_result_count %}{{ full_result_count }} total{% endblocktrans %}</a>


   132 :                             </div>


   133 :                         </div>


   134 :                         {% endifnotequal %}


   135 : 


   136 :                         <!-- Search -->


   137 :                         {% block search %}{% search_form cl %}{% endblock %}


   138 : 


   139 :                         <!-- Date Hierarchy -->


   140 :                         {% block date_hierarchy %} {% date_hierarchy cl %} {% endblock %}


   141 : 


   142 :                         {% if cl.has_filters %}


   143 :                         <!-- Filter -->


   144 :                         <div class="module filter">


   145 :                             <h2>{% trans 'Filter' %}</h2>


   146 :                             {% for spec in cl.filter_specs %}{% admin_list_filter cl spec %}{% endfor %}


   147 :                         </div>


   148 :                         {% endif %}


   149 : 


   150 :                     </div>


Traceback:
File "/usr/local/lib/python2.7/dist-packages/django/core/handlers/base.py" in get_response
  139.                 response = response.render()
File "/usr/local/lib/python2.7/dist-packages/django/template/response.py" in render
  105.             self.content = self.rendered_content
File "/usr/local/lib/python2.7/dist-packages/django/template/response.py" in rendered_content
  82.         content = template.render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render
  140.             return self._render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in _render
  134.         return self.nodelist.render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render
  840.                 bit = self.render_node(node, context)
File "/usr/local/lib/python2.7/dist-packages/django/template/debug.py" in render_node
  78.             return node.render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/loader_tags.py" in render
  123.         return compiled_parent._render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in _render
  134.         return self.nodelist.render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render
  840.                 bit = self.render_node(node, context)
File "/usr/local/lib/python2.7/dist-packages/django/template/debug.py" in render_node
  78.             return node.render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/loader_tags.py" in render
  123.         return compiled_parent._render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in _render
  134.         return self.nodelist.render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render
  840.                 bit = self.render_node(node, context)
File "/usr/local/lib/python2.7/dist-packages/django/template/debug.py" in render_node
  78.             return node.render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/loader_tags.py" in render
  62.             result = block.nodelist.render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render
  840.                 bit = self.render_node(node, context)
File "/usr/local/lib/python2.7/dist-packages/django/template/debug.py" in render_node
  78.             return node.render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/loader_tags.py" in render
  62.             result = block.nodelist.render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render
  840.                 bit = self.render_node(node, context)
File "/usr/local/lib/python2.7/dist-packages/django/template/debug.py" in render_node
  78.             return node.render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/defaulttags.py" in render
  305.                 return nodelist.render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render
  840.                 bit = self.render_node(node, context)
File "/usr/local/lib/python2.7/dist-packages/django/template/debug.py" in render_node
  78.             return node.render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/loader_tags.py" in render
  62.             result = block.nodelist.render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render
  840.                 bit = self.render_node(node, context)
File "/usr/local/lib/python2.7/dist-packages/django/template/debug.py" in render_node
  78.             return node.render(context)
File "/usr/local/lib/python2.7/dist-packages/django/template/base.py" in render
  1196.                     _dict = func(*resolved_args, **resolved_kwargs)
File "/usr/local/lib/python2.7/dist-packages/django/contrib/admin/templatetags/admin_list.py" in date_hierarchy
  364.                 } for year in years]
File "/usr/local/lib/python2.7/dist-packages/django/db/models/query.py" in __iter__
  96.         self._fetch_all()
File "/usr/local/lib/python2.7/dist-packages/django/db/models/query.py" in _fetch_all
  854.             self._result_cache = list(self.iterator())
File "/usr/local/lib/python2.7/dist-packages/django/db/models/query.py" in iterator
  1126.         return self.query.get_compiler(self.db).results_iter()
File "/usr/local/lib/python2.7/dist-packages/django/db/models/sql/query.py" in get_compiler
  203.         return connection.ops.compiler(self.compiler)(self, connection, using)
File "/usr/local/lib/python2.7/dist-packages/django/db/backends/__init__.py" in compiler
  932.         return getattr(self._cache, compiler_name)

Exception Type: AttributeError at /admin/blog/blogpost/
Exception Value: 'module' object has no attribute 'SQLDateTimeCompiler'