From 50207143df534b12dc100e9db2b84ff84ea2a9e2 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Markus=20Zapke-Gru=CC=88ndemann?= <info@keimlink.de>
Date: Fri, 6 Jan 2012 09:26:18 +0100
Subject: Fixed problem with creating events.

---
 sublab_project/calendarium/admin.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sublab_project/calendarium/admin.py b/sublab_project/calendarium/admin.py
index 95d648c..608a66d 100644
--- a/sublab_project/calendarium/admin.py
+++ b/sublab_project/calendarium/admin.py
@@ -21,7 +21,7 @@ class EventAdmin(admin.ModelAdmin):
     def get_readonly_fields(self, request, obj=None):
         """Sets all fields read only if source is "import".
         """
-        if obj.source == obj.SOURCE_IMPORT:
+        if obj and obj.source == obj.SOURCE_IMPORT:
             return ['name', 'description', 'start', 'end']
         return []
 
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