diff --git a/src/recv_handler/message_sent_handler.py b/src/recv_handler/message_sent_handler.py
index be600d9..3f863cd 100644
--- a/src/recv_handler/message_sent_handler.py
+++ b/src/recv_handler/message_sent_handler.py
@@ -25,7 +25,6 @@ from maim_message import (
 class MessageSentHandler:
     def __init__(self):
         self.server_connection: Server.ServerConnection = None
-        self.bot_id_list: Dict[int, bool] = {}
 
     async def set_server_connection(self, server_connection: Server.ServerConnection) -> None:
         """设置Napcat连接"""
diff --git a/src/send_handler.py b/src/send_handler.py
index 0be634d..8e14852 100644
--- a/src/send_handler.py
+++ b/src/send_handler.py
@@ -363,6 +363,8 @@ class SendHandler:
             message_id = int(args["message_id"])
             if message_id <= 0:
                 raise ValueError("消息ID无效")
+        except KeyError:
+            raise ValueError("缺少必需参数: message_id")
         except (ValueError, TypeError) as e:
             raise ValueError(f"消息ID无效: {args['message_id']} - {str(e)}")