From dbe9c3f0875c9b49579580017add733432e01e06 Mon Sep 17 00:00:00 2001
From: Liam Sennitt <liam.sennitt@gmail.com>
Date: Fri, 1 Jun 2018 13:49:32 +0100
Subject: [PATCH] fix custom STIX objects with nested dictionary error #184

---
 stix2/utils.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/stix2/utils.py b/stix2/utils.py
index 619652a..5bbf99f 100644
--- a/stix2/utils.py
+++ b/stix2/utils.py
@@ -203,6 +203,8 @@ def find_property_index(obj, properties, tuple_to_find):
                                                   tuple_to_find)
                         if val is not None:
                             return val
+                    else:
+                        return 0
 
 
 def new_version(data, **kwargs):