diff --git a/src/main/misc/exceptions.py b/src/main/misc/exceptions.py
index ecdcb1b..ae9af19 100644
--- a/src/main/misc/exceptions.py
+++ b/src/main/misc/exceptions.py
@@ -39,7 +39,7 @@ class Right(Exception):
 
 
 class Save(Exception):
-    def __init__(self, user):
+    def __init__(self, user=None):
         self.user = user