From 080f3ba6e55d74b8a0004278b9dfadcad2fedb59 Mon Sep 17 00:00:00 2001
From: Tehom <surly.mime@gmail.com>
Date: Sat, 20 Jan 2018 21:49:17 -0500
Subject: [PATCH] Fix update call to have right number of arguments.

---
 evennia/server/session.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/evennia/server/session.py b/evennia/server/session.py
index 86d7a30d76..82ff9052c8 100644
--- a/evennia/server/session.py
+++ b/evennia/server/session.py
@@ -134,7 +134,7 @@ class Session(object):
 
         """
         if self.account:
-            self.protocol_flags.update(self.account.attributes.get("_saved_protocol_flags"), {})
+            self.protocol_flags.update(self.account.attributes.get("_saved_protocol_flags") or {})
 
     # access hooks