diff -r a87316d901be -r e103299bccc0 src/cm/activity.py
--- a/src/cm/activity.py	Sat Mar 01 09:48:26 2014 +0100
+++ b/src/cm/activity.py	Tue Mar 04 13:28:35 2014 +0100
@@ -31,7 +31,7 @@
         originator_user = request.user
     
     if STORE_ACTIVITY_IP:
-        ip = request.META['REMOTE_ADDR']
+        ip = request.META.get('REMOTE_ADDR', '0.0.0.0')
     else:
         ip = None