From 6f6e7467f5fc2c3f798c8e2e64551f15cd58e854 Mon Sep 17 00:00:00 2001
From: Reigo Reinmets <reigo@reinmets.ee>
Date: Mon, 13 Dec 2021 11:17:24 +0200
Subject: [PATCH] Fix potential problem.

---
 freqtrade/freqtradebot.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/freqtrade/freqtradebot.py b/freqtrade/freqtradebot.py
index 18a02c3bc..69dfe39a1 100644
--- a/freqtrade/freqtradebot.py
+++ b/freqtrade/freqtradebot.py
@@ -657,6 +657,9 @@ class FreqtradeBot(LoggingMixin):
         Sends rpc notification when a buy occurred.
         """
         open_rate = safe_value_fallback(order, 'average', 'price')
+        if open_rate is None:
+            open_rate = trade.open_rate
+
         msg = {
             'trade_id': trade.id,
             'type': RPCMessageType.BUY_FILL if fill else RPCMessageType.BUY,
@@ -664,7 +667,7 @@ class FreqtradeBot(LoggingMixin):
             'exchange': self.exchange.name.capitalize(),
             'pair': trade.pair,
             'limit': safe_value_fallback(order, 'average', 'price'),  # Deprecated (?)
-            'open_rate': open_rate or trade.open_rate,
+            'open_rate': open_rate,
             'order_type': order_type,
             'stake_amount': trade.stake_amount,
             'stake_currency': self.config['stake_currency'],