diff --git a/backend/open_webui/utils/chat.py b/backend/open_webui/utils/chat.py
index 74d0af4f7..e538f761e 100644
--- a/backend/open_webui/utils/chat.py
+++ b/backend/open_webui/utils/chat.py
@@ -149,7 +149,7 @@ async def generate_direct_chat_completion(
             }
         )
 
-        if "error" in res:
+        if "error" in res and res["error"]:
             raise Exception(res["error"])
 
         return res