1 files changed, 5 insertions, 1 deletions
diff --git a/ishtar_common/models.py b/ishtar_common/models.py
index 7d7b6c872..faf3ad3dd 100644
--- a/ishtar_common/models.py
+++ b/ishtar_common/models.py
@@ -2542,7 +2542,11 @@ def get_external_id(key, item):
                 obj = getattr(obj, k)
             except ObjectDoesNotExist:
                 obj = None
-            if callable(obj):
+            if hasattr(obj, 'all') and hasattr(obj, 'count'):  # query manager
+                if not obj.count():
+                    break
+                obj = obj.all()[0]
+            elif callable(obj):
                 obj = obj()
             if obj is None:
                 break