diff --git a/src/real/real_trader_manager.py b/src/real/real_trader_manager.py
index 2635413..df3c6fe 100644
--- a/src/real/real_trader_manager.py
+++ b/src/real/real_trader_manager.py
@@ -1,6 +1,7 @@
 import time
 import threading
 import schedule
+import datetime
 from xtquant import xtconstant
 from logger_config import get_logger
 from config import Config
@@ -185,7 +186,13 @@ class RealTraderManager:
                 for order_id, order_info in pending_orders.items():
                     # 如果订单类型为限价单，则检查是否超时
                     if order_info.order_type == ORDER_TYPE_LIMIT:
-                        duration = (time.time() - order_info.created_time).total_seconds()
+                        # 将datetime对象转换为时间戳进行比较
+                        if isinstance(order_info.created_time, datetime.datetime):
+                            created_timestamp = order_info.created_time.timestamp()
+                            duration = time.time() - created_timestamp
+                        else:
+                            duration = time.time() - order_info.created_time
+                        
                         if duration > Config.RTM_ORDER_TIMEOUT:
                             logger.info(f"限价单超时: ID={order_id}, 策略={strategy_name}, 持续时间={duration}秒")
                             self.trader.cancel(order_id)