From b1798bafb0f84e9f7b544bcde67c6518c5064ad0 Mon Sep 17 00:00:00 2001
From: Stephen Hu <stephenhu@seismic.com>
Date: Fri, 18 Apr 2025 14:24:36 +0800
Subject: [PATCH] Fix: handle sometimes graph index will miss explanation
 (#7127)

### What problem does this PR solve?

https://github.com/infiniflow/ragflow/issues/7053

### Type of change

- [x] Bug Fix (non-breaking change which fixes an issue)
---
 graphrag/general/index.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/graphrag/general/index.py b/graphrag/general/index.py
index c9f654a8a..1e300f55f 100644
--- a/graphrag/general/index.py
+++ b/graphrag/general/index.py
@@ -277,7 +277,7 @@ async def extract_community(
     for stru, rep in zip(community_structure, community_reports):
         obj = {
             "report": rep,
-            "evidences": "\n".join([f["explanation"] for f in stru["findings"]]),
+            "evidences": "\n".join([f.get("explanation", "") for f in stru["findings"]]),
         }
         chunk = {
             "id": get_uuid(),