diff --git a/zhenxun/utils/platform.py b/zhenxun/utils/platform.py
index c46fee3d..790aa230 100644
--- a/zhenxun/utils/platform.py
+++ b/zhenxun/utils/platform.py
@@ -534,11 +534,11 @@ class BroadcastEngine:
             try:
                 bot = nonebot.get_bot()
                 self.bot_list.append(bot)
-                logger.debug(
+                logger.warning(
                     f"广播任务未传入Bot对象，使用默认Bot {bot.self_id}", log_cmd
                 )
-            except Exception:
-                raise ValueError("当前没有可用的Bot对象...", log_cmd)
+            except Exception as e:
+                raise ValueError("当前没有可用的Bot对象...", log_cmd) from e
 
     async def call_check(self, bot: Bot, group_id: str) -> bool:
         """运行发送检测函数