From e76fbcb045b134ed41275f8c1d01048096a599a9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Yanli=20=E7=9B=90=E7=B2=92?= <yanli@dify.ai>
Date: Tue, 10 Mar 2026 20:33:46 +0800
Subject: [PATCH] fix: guard loop child node starts

---
 web/app/components/base/chat/chat/hooks.ts | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/web/app/components/base/chat/chat/hooks.ts b/web/app/components/base/chat/chat/hooks.ts
index 4cde06ed2b..7e780079c5 100644
--- a/web/app/components/base/chat/chat/hooks.ts
+++ b/web/app/components/base/chat/chat/hooks.ts
@@ -408,6 +408,9 @@ export const useChat = (
       },
       onNodeStarted: ({ data: nodeStartedData }) => {
         updateChatTreeNode(messageId, (responseItem) => {
+          if (params.loop_id)
+            return
+
           if (!responseItem.workflowProcess)
             return
           if (!responseItem.workflowProcess.tracing)
@@ -550,7 +553,7 @@ export const useChat = (
       {},
       otherOptions,
     )
-  }, [updateChatTreeNode, handleResponding, createAudioPlayerManager, config?.suggested_questions_after_answer])
+  }, [updateChatTreeNode, handleResponding, createAudioPlayerManager, config?.suggested_questions_after_answer, params.loop_id])
 
   const updateCurrentQAOnTree = useCallback(({
     parentId,