title: django error with admin page
body: <p>i'm new to django and im trying add a user using django admin page.
  but i end up with a 404 : </p>
  
  <pre><code>Page not found (404)
  Request Method: GET
  Request URL:    http://127.0.0.1:8000/admin/auth/user/add/
  user not found
  </code></pre>
  
  <p>what is going on ? am i doing anything wrong ?</p>
  
  <p>here is my urls.py :</p>
  
  <pre><code>from django.conf.urls.defaults import *
  from examapp.views import *
  import os
  # Uncomment the next two lines to enable the admin:
  from django.contrib import admin
  admin.autodiscover()
  siteMedia = os.path.join(os.path.dirname(__file__),'site_media')
  
  urlpatterns = patterns('',
                         (r'^admin/', include(admin.site.urls)),
                         )
  </code></pre>
  
  <p>and here is some of  my settings.py :</p>
  
  <pre><code>ROOT_URLCONF = 'exam.urls'
  
  TEMPLATE_DIRS = (os.path.join(os.path.dirname(__file__),'templates'))
      # Put strings here, like "/home/html/django_templates" or "C:/www/django/templates".
      # Always use forward slashes, even on Windows.
      # Don't forget to use absolute paths, not relative paths.
  
  
  INSTALLED_APPS = (
      'django.contrib.auth',
      'django.contrib.contenttypes',
      'django.contrib.sessions',
      'django.contrib.sites',
      'django.contrib.messages',
      # Uncomment the next line to enable the admin:
      'django.contrib.admin',
      'exam.examapp',
      # Uncomment the next line to enable admin documentation:
      # 'django.contrib.admindocs',
  )
  </code></pre>
  
  <p>i use django 1.2
  and python 2.7 on
  windows 7 64x </p>
  
  <p>Please help</p>
  
  <p>thanks in advance</p>