From 8d157b0e22a1d40dde8fff44813967471d507586 Mon Sep 17 00:00:00 2001
From: Étienne Loks <etienne.loks@iggdrasil.net>
Date: Tue, 4 Dec 2018 13:30:09 +0100
Subject: Fix content type listing in custom form admin

---
 ishtar_common/models.py | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'ishtar_common')

diff --git a/ishtar_common/models.py b/ishtar_common/models.py
index 70f65fd68..1850f86c8 100644
--- a/ishtar_common/models.py
+++ b/ishtar_common/models.py
@@ -2184,7 +2184,11 @@ class CustomForm(models.Model):
             return []
         res = []
         for model_name in register_fields[app_name]:
-            ct = ContentType.objects.get(app_label=app_name, model=model_name)
+            q = ContentType.objects.filter(app_label=app_name,
+                                           model=model_name)
+            if not q.count():
+                continue
+            ct = q.all()[0]
             for json_field in JsonDataField.objects.filter(
                     content_type=ct).all():
                 res.append((json_field.pk, u"{} ({})".format(
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