title: TypeError at /registration __init__() got an unexpected keyword argument 'null'
body: <p>Request Method:     GET
  Request URL:    <a href="http://127.0.0.1:8000/registration" rel="nofollow">http://127.0.0.1:8000/registration</a>
  Django Version:     1.3.1
  Exception Type:     TypeError
  Exception Value:    </p>
  
  <p><code>__init__()</code> got an unexpected keyword argument <code>'null'</code></p>
  
  <blockquote>
    <p>Exception Location:
      /usr/local/lib/python2.7/dist-packages/django/forms/fields.py in
    <strong>init</strong>, line 196 Python Executable:     /usr/bin/python Python Version:     2.7.2 Python Path:  </p>
    
    <p>['/home/forent/myprograms/mysite7', 
    '/usr/local/lib/python2.7/dist-packages/oauth2-1.5.211-py2.7.egg', 
    '/usr/local/lib/python2.7/dist-packages', 
    '/usr/local/lib/python2.7/dist-packages/python_twitter-0.8.2-py2.7.egg',
    '/usr/local/lib/python2.7/dist-packages/ipython-0.12-py2.7.egg', 
    '/usr/lib/python2.7',  '/usr/lib/python2.7/plat-linux2', 
    '/usr/lib/python2.7/lib-tk',  '/usr/lib/python2.7/lib-old', 
    '/usr/lib/python2.7/lib-dynload', 
    '/usr/local/lib/python2.7/dist-packages', 
    '/usr/lib/python2.7/dist-packages', 
    '/usr/lib/python2.7/dist-packages/PIL', 
    '/usr/lib/python2.7/dist-packages/gst-0.10', 
    '/usr/lib/python2.7/dist-packages/gtk-2.0', 
    '/usr/lib/pymodules/python2.7', 
    '/usr/lib/python2.7/dist-packages/ubuntu-sso-client', 
    '/usr/lib/python2.7/dist-packages/ubuntuone-client', 
    '/usr/lib/python2.7/dist-packages/ubuntuone-control-panel', 
    '/usr/lib/python2.7/dist-packages/ubuntuone-couch', 
    '/usr/lib/python2.7/dist-packages/ubuntuone-installer', 
    '/usr/lib/python2.7/dist-packages/ubuntuone-storage-protocol']</p>
    
    <p>Server time:  Fri, 27 Jan 2012 11:11:22 -0600</p>
  </blockquote>
  
  <p>#</p>
  
  <pre><code>view
  
  from django.shortcuts import render_to_response
  from registration.models import UserDetails
  from forms import UserForm
  from django.template import RequestContext
  from django.http import HttpResponseRedirect
  
  
  def user_details(request):
      if request.method=="POST":
          uform=UserForm(request.POST)
          if uform.is_valid():
              profile=uform.save(commit=False)
              profile.save()
          else:
              uform=UserForm()
          return render_to_response('career.html',{'uform':uform},context_instance=RequestContext(request))
  
  #model
  
  from django.db import models
  
  class UserDetails(models.Model):
      fname=models.CharField(max_length=20)
      lname=models.CharField(max_length=20)
      email = models.EmailField()
      address = models.CharField(max_length=50)
      country = models.CharField(max_length=20)
      def __unicode__(self):
          return self.fname
          return self.lname
          return self.email
          return self.address
          return self.country
  #forms
  
  from django import forms
  from registration.models import UserDetails
  
  
  class UserForm(forms.Form ):
      fname=forms.CharField(max_length=20, null=True,blank=True)
      lname=forms.CharField(max_length=20, null=True,blank=True)
      email = forms.EmailField(blank=True, null=True)
      address = forms.CharField(max_length=50, null=True,blank=True)
      country = forms.CharField(max_length=20, null=True,blank=True)
  
  #urls
  
  from django.conf.urls.defaults import patterns, include, url
  
  from django.contrib import admin
  admin.autodiscover()
  # Uncomment the next two lines to enable the admin:
  # from django.contrib import admin
  # admin.autodiscover()
  
  urlpatterns = patterns('',
      # Examples:
       url(r'^registration/$', 'registration.views.user_details', name='user_details'),
      # url(r'^mysite7/', include('mysite7.foo.urls')),
  
      # Uncomment the admin/doc line below to enable admin documentation:
      # url(r'^admin/doc/', include('django.contrib.admindocs.urls')),
  
      # Uncomment the next line to enable the admin:
        url(r'^admin/', include(admin.site.urls)),
  )
  
  #template 
  
  &lt;form enctype="multipart/form-data" method="post"&gt;{% csrf_token %}
      {{ uform.as_p }}
     &lt;input type="submit" ....&gt;
  &lt;/form&gt;
  </code></pre>
  
  <p>this is the code i have writen..</p>