# HG changeset patch
# User Dennis Fink <dennis.fink@c3l.lu>
# Date 2016-03-02 23:44:18
# Node ID c3e70c233393d5e1603b9c74b476a4c4e3967c40
# Parent  2277ba467b1a1c8bec654fc52f21294142dbf86c

Don't fail if there is no data in update_flags

diff --git a/ennstatus/api/model.py b/ennstatus/api/model.py
--- a/ennstatus/api/model.py
+++ b/ennstatus/api/model.py
@@ -255,7 +255,10 @@ class Server:
         except:
             raise NotImplementedError
 
-        self.flags = data.relays[0].flags
+        if data is not None:
+            self.flags = data.relays[0].flags
+        else:
+            raise NotImplementedError
 
     def check_status(self):