From 3a8c848af574bb4308443479588d85d14d8c9ab9 Mon Sep 17 00:00:00 2001
From: Stephen Hu <812791840@qq.com>
Date: Wed, 28 Jan 2026 12:41:01 +0800
Subject: [PATCH] Fix:OSConnection.create_idx 4 arguments (#12862)

### What problem does this PR solve?

https://github.com/infiniflow/ragflow/issues/12858

### Type of change

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

diff --git a/rag/utils/opensearch_conn.py b/rag/utils/opensearch_conn.py
index 2e730829b..269948f80 100644
--- a/rag/utils/opensearch_conn.py
+++ b/rag/utils/opensearch_conn.py
@@ -91,7 +91,7 @@ class OSConnection(DocStoreConnection):
     Table operations
     """
 
-    def create_idx(self, indexName: str, knowledgebaseId: str, vectorSize: int):
+    def create_idx(self, indexName: str, knowledgebaseId: str, vectorSize: int, parser_id: str = None):
         if self.index_exist(indexName, knowledgebaseId):
             return True
         try: