diff --git a/trading_system/main.py b/trading_system/main.py
index b73668b..bbff066 100644
--- a/trading_system/main.py
+++ b/trading_system/main.py
@@ -862,7 +862,7 @@ def _send_oncall_summary(self, open_orders: List[Dict], portfolio_data: Dict):
             lines.append("=" * 40)
 
             # PDT status
-            pdt_info = self.trading_bot.get_pdt_status()
+            pdt_info = self.trading_bot.get_pdt_status() if self.trading_bot else None
             if pdt_info is not None:
                 count = pdt_info.get('day_trade_count', 0)
                 if pdt_info.get('flagged'):