From 9720d6b7a5c236eed9614989e66f50045bc7ad51 Mon Sep 17 00:00:00 2001
From: takatost <takatost@users.noreply.github.com>
Date: Mon, 8 Apr 2024 21:30:03 +0800
Subject: [PATCH] fix: metadata in generate npe issue (#3166)

---
 api/core/app/entities/task_entities.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/api/core/app/entities/task_entities.py b/api/core/app/entities/task_entities.py
index 5de8793cfb..64af4bf8c6 100644
--- a/api/core/app/entities/task_entities.py
+++ b/api/core/app/entities/task_entities.py
@@ -122,7 +122,7 @@ class MessageEndStreamResponse(StreamResponse):
     """
     event: StreamEvent = StreamEvent.MESSAGE_END
     id: str
-    metadata: Optional[dict] = None
+    metadata: dict = {}
 
 
 class MessageFileStreamResponse(StreamResponse):