diff -r 8ca4b323223c -r d9aaad2c52e9 server/migractions.py
--- a/server/migractions.py	Wed Mar 27 19:40:09 2013 +0100
+++ b/server/migractions.py	Mon Mar 25 17:50:11 2013 +0100
@@ -300,8 +300,8 @@
         if self.config is not None:
             session = self.repo._get_session(self.cnx.sessionid)
             if session.cnxset is None:
-                session.set_read_security(False)
-                session.set_write_security(False)
+                session.read_security = False
+                session.write_security = False
             session.set_cnxset()
             return session
         # no access to session on remote instance