bug fix

diff --git a/erebus.py b/erebus.py
index 2d4cc1c9f57c9c707d094da31684253d698c4ac7..07fef142a2a72fc5d9b4e39e92e78afb1f4c632a 100644 (file)
--- a/erebus.py
+++ b/erebus.py
@@ -78,6 +78,8 @@ class Erebus(object):
 
 
                def levelof(self, auth):
+                       if auth is None:
+                               return 0
                        auth = auth.lower()
                        if auth in self.levels:
                                return self.levels[auth]