From 9b0fc0ba069669dbdd63529329ad242495f7bf84 Mon Sep 17 00:00:00 2001
From: Andreas Zweili <andreas@2li.ch>
Date: Mon, 26 Feb 2018 22:31:37 +0100
Subject: [PATCH] allow the ExchangeRate to be null

If we buy the article in CHF there is no ExchangeRate object
---
 django/didgeridoo/webshop/models.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/django/didgeridoo/webshop/models.py b/django/didgeridoo/webshop/models.py
index 33c9106..87b3b4c 100644
--- a/django/didgeridoo/webshop/models.py
+++ b/django/didgeridoo/webshop/models.py
@@ -84,7 +84,7 @@ class Order(models.Model):
     user = models.ForeignKey(User, on_delete=models.CASCADE)
     status = models.ForeignKey(OrderStatus)
     date = models.DateTimeField(default=timezone.now)
-    exchange_rate = models.ForeignKey(ExchangeRate)
+    exchange_rate = models.ForeignKey(ExchangeRate, null=True)
 
     def __str__(self):
         return str(self.id)