From 4503f23ae4e7c8292c59c93ba66d7a6a021d71a4 Mon Sep 17 00:00:00 2001
From: Matthias <matmair@live.de>
Date: Sat, 22 May 2021 14:55:05 +0200
Subject: [PATCH] beeing safe with wrong / unknown setttings

---
 InvenTree/InvenTree/exchange.py | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/InvenTree/InvenTree/exchange.py b/InvenTree/InvenTree/exchange.py
index ce1db06711..8de0c9902f 100644
--- a/InvenTree/InvenTree/exchange.py
+++ b/InvenTree/InvenTree/exchange.py
@@ -13,8 +13,10 @@ def get_exchange_rate_backend():
 
     if 'InvenTreeManualExchangeBackend' in inventree_settings.EXCHANGE_BACKEND:
         return InvenTreeManualExchangeBackend()
-    else:
+    elif 'InvenTreeFixerExchangeBackend' in inventree_settings.EXCHANGE_BACKEND:
         return InvenTreeFixerExchangeBackend()
+    else:
+        raise ImproperlyConfigured('Exchange Backend wrongly configured')
 
 
 class InvenTreeManualExchangeBackend(BaseExchangeBackend):