refac

backend/open_webui/main.py

@@ -1186,7 +1186,7 @@ async def chat_completion(
             "chat_id": form_data.pop("chat_id", None),
             "message_id": form_data.pop("id", None),
             "session_id": form_data.pop("session_id", None),
-            "filter_ids": form_data.pop("filter_ids", None),
+            "filter_ids": form_data.pop("filter_ids", []),
             "tool_ids": form_data.get("tool_ids", None),
             "tool_servers": form_data.pop("tool_servers", None),
             "files": form_data.get("files", None),