From 104432a28e369cb81c897de74bb0ae46f192165b Mon Sep 17 00:00:00 2001
From: Thomas Chopitea <tomchop@gmail.com>
Date: Wed, 29 Jan 2025 11:22:29 +0100
Subject: [PATCH] Fail safe on missing neighbors (#1219)

---
 core/database_arango.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/core/database_arango.py b/core/database_arango.py
index 1f99e0b7b..0ade140d8 100644
--- a/core/database_arango.py
+++ b/core/database_arango.py
@@ -1080,6 +1080,9 @@ def _build_vertices(self, vertices, arango_vertices):
         type_mapping.update(dfiq.TYPE_MAPPING)
 
         for vertex in arango_vertices:
+            if vertex is None:
+                logging.warning(f"Found None vertex from {self.extended_id}")
+                continue
             if vertex["_key"] in vertices:
                 continue
             vertex_type = vertex.get("type") or vertex.get("root_type") or "tag"