urlpatterns = patterns('',(r'^pay/', include('shop.payment.urls')),(r'^ship/', include('shop.shipping.urls')),(r'^order/', include(urls_order)),(r'^checkout/', include(urls_checkout)),(r'^cart/', include(urls_cart)),(r'^products/', include(urls_catalog)),(r'^$', ShopTemplateView.as_view(template_name="shop/welcome.html")),this would be easier to read and would avoid some code duplication in the sub-urlpatterns.)
The last line is the missing welcome page.
Jacob