Merge pull request #2229 from lunkwill42/bugfix/eventengine-export-se…

…rialization-error [BUG] EventEngine alert export crashes on any alert from a device that is a member of a device group
Uninett · Dec 4, 2020 · af470d9 · af470d9
2 parents 1b869b4 + 612b694
commit af470d9
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/python/nav/web/api/v1/alert_serializers.py b/python/nav/web/api/v1/alert_serializers.py
@@ -136,7 +136,8 @@ def get_device_groups(obj):
         """Returns all the device groups for the netbox if any"""
         try:
             netbox = obj.netbox
-            return netbox.groups.values_list('id', flat=True) or None
+            values = netbox.groups.values_list('id', flat=True)
+            return list(values) if values else None
         except Exception:
             pass