Fix checkout pre-population from profile model.

cartridge/shop/checkout.py

@@ -5,7 +5,7 @@
 
 from django.utils.translation import ugettext as _
 from django.template.loader import get_template, TemplateDoesNotExist
-from mezzanine.accounts import get_profile_for_user
+from mezzanine.accounts import get_profile_for_user, ProfileNotConfigured
 
 from mezzanine.conf import settings
 from mezzanine.utils.email import send_mail_template
@@ -126,9 +126,10 @@ def initial_order_data(request, form_class=None):
         # for the field value, to support custom matches on the profile
         # model.
         user_models = [request.user]
-        profile = get_profile_for_user(request.user)
-        if profile:
-            user_models.insert(0, profile)
+        try:
+            user_models.insert(0, get_profile_for_user(request.user))
+        except ProfileNotConfigured:
+            pass
         for order_field in OrderForm._meta.fields:
             check_fields = [order_field]
             for prefix in ("billing_detail_", "shipping_detail_"):