django add catalog category typeerror

[Lasha Gogua]

help me please...

TypeError at /admin/myshop/catalogcategory/add/

'NoneType' object has no attribute '__getitem__'

Request Method:	POST
Request URL:	http://127.0.0.1:8000/admin/myshop/catalogcategory/add/?_popup=1
Django Version:	1.5
Exception Type:	TypeError
Exception Value:	'NoneType' object has no attribute '__getitem__'
Exception Location:	/root/Dev/project/local/lib/python2.7/site-packages/django/contrib/admin/models.py in log_action, line 18
Python Executable:	/root/Dev/project/bin/python
Python Version:	2.7.3

---------------------------------------------------------------------------------------------------

models.py

 

from django.db import models

class Catalog(models.Model):

    name = models.CharField(max_length=255)

    slug = models.SlugField(max_length=150)

    publisher = models.CharField(max_length=300)

    description = models.TextField()

    pub_date = models.DateTimeField('date published')

class CatalogCategory(models.Model):

    catalog = models.ForeignKey(Catalog, related_name='categories')

    parent = models.ForeignKey('self', blank=True, null=True, related_name='children')

    name = models.CharField(max_length=255)

    slug = models.SlugField(max_length=255, unique=True)

    description = models.TextField(blank=True)

    date = models.DateTimeField('date published')

    def __unicode__(self):

        if self.parent:

            return u'%s: %s - %s' % (self.catalog.name, self.parent.name,self.name)

            return u'%s: %s' % (self.catalog.name, self.name)

class Product(models.Model):

    category = models.ForeignKey(CatalogCategory, related_name='products')

    name = models.CharField(max_length=255)

    slug = models.SlugField(max_length=255)

    description = models.TextField()

    photo = models.ImageField(upload_to='product_photo', blank=True)

    manufacturer = models.CharField(max_length=255, blank=True)

    price_in_dollars = models.DecimalField(max_digits=6,decimal_places=2)

class ProductAttribute(models.Model):

    name = models.CharField(max_length=300)

    description = models.TextField(blank=True)

    def __unicode__(self):

        return u'%s' % (self.name)

class ProductDetail(models.Model):

    product = models.ForeignKey(Product, related_name='details')

    attribute = models.ForeignKey(ProductAttribute)

    value = models.CharField(max_length=500)

    description = models.TextField(blank=True)

    def __unicode__(self):

        return u'%s: %s - %s' % (self.product, self.attribute, self.value)

[Sergiy Khohlov]

 Send  a view.py and urls.py 

Many thanks,

Serge


+380 636150445
skype: skhohlov

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[Lasha Gogua]

i use django 1.2 e-commerce and don't description views.py (((

[Lasha Gogua]

urls.py 

from django.conf.urls import patterns, include, url

from django.views.generic import ListView, DetailView

from myshop.models import *

urlpatterns = patterns('django.views.generic.list_detail',

    url(r'^product/$', 'object_list', {'queryset':Product.objects.all()}),

    url(r'^product/(?P<slug>[-\w]+)/$', 'object_detail', {'queryset':Product.objects.all()}),

)