From 42b7a9b94fc7f7321e63691378acebd609d0f581 Mon Sep 17 00:00:00 2001
From: rr- <rr-@sakuya.pl>
Date: Sat, 10 Sep 2016 15:28:32 +0200
Subject: [PATCH] server/errors: fix serializing errors

---
 server/szurubooru/rest/app.py | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/server/szurubooru/rest/app.py b/server/szurubooru/rest/app.py
index 2c219162..2c2b70b0 100644
--- a/server/szurubooru/rest/app.py
+++ b/server/szurubooru/rest/app.py
@@ -107,6 +107,7 @@ def application(env, start_response):
             'title': ex.title,
             'description': ex.description,
         }
-        for key, value in ex.extra_fields.items():
-            blob[key] = value
+        if ex.extra_fields is not None:
+            for key, value in ex.extra_fields.items():
+                blob[key] = value
         return (_dump_json(blob).encode('utf-8'),)