From fb523756ea5ccd9aacbad139af2f1c478f652c94 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Laura=20Kl=C3=BCnder?= <laura@codingcatgirl.de>
Date: Thu, 15 Jun 2017 01:19:25 +0200
Subject: [PATCH] fix error when fetching on QuerySetWrapper

---
 src/c3nav/editor/views.py    | 2 +-
 src/c3nav/editor/wrappers.py | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/c3nav/editor/views.py b/src/c3nav/editor/views.py
index f0fd4bb4..242a3ed3 100644
--- a/src/c3nav/editor/views.py
+++ b/src/c3nav/editor/views.py
@@ -71,7 +71,7 @@ def level_detail(request, pk):
 @sidebar_view
 def space_detail(request, level, pk):
     Space = request.changeset.wrap('Space')
-    space = get_object_or_404(Space.objects.select_related('level'), level__id=level, pk=pk)
+    space = get_object_or_404(Space.objects.select_related('level'), level__pk=level, pk=pk)
 
     return render(request, 'editor/space.html', {
         'level': space.level,
diff --git a/src/c3nav/editor/wrappers.py b/src/c3nav/editor/wrappers.py
index 5a7e0e53..7f6581aa 100644
--- a/src/c3nav/editor/wrappers.py
+++ b/src/c3nav/editor/wrappers.py
@@ -330,6 +330,8 @@ class BaseQueryWrapper(BaseWrapper):
             if filter_type == 'isnull':
                 return self._filter_values(q, field_name, lambda val: (val is None) is filter_value)
 
+            raise NotImplementedError
+
         if isinstance(class_value, DeferredAttribute):
             if not segments:
                 raise NotImplementedError