From 3cfa366ec9c676abf9da0b3c40d8f3eb43d1e2d2 Mon Sep 17 00:00:00 2001
From: Matthias <xmatthias@outlook.com>
Date: Sun, 2 Nov 2025 09:40:15 +0100
Subject: [PATCH] fix: validate trading-mode support when downloading data

closes #12458
---
 freqtrade/data/history/history_utils.py | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/freqtrade/data/history/history_utils.py b/freqtrade/data/history/history_utils.py
index 3b93d2bdc..40c989733 100644
--- a/freqtrade/data/history/history_utils.py
+++ b/freqtrade/data/history/history_utils.py
@@ -693,6 +693,9 @@ def download_data(
     """
     Download data function. Used from both cli and API.
     """
+    exchange.validate_trading_mode_and_margin_mode(
+        config.get("trading_mode", TradingMode.SPOT), None, allow_none_margin_mode=True
+    )
     timerange = TimeRange()
     if "days" in config and config["days"] is not None:
         time_since = (datetime.now() - timedelta(days=config["days"])).strftime("%Y%m%d")