--- a/cubicweb/web/views/authentication.py	Wed Mar 09 14:11:47 2016 +0100
+++ b/cubicweb/web/views/authentication.py	Thu Jun 12 15:54:44 2014 +0200
@@ -170,5 +170,4 @@
         raise AuthenticationError()
 
     def _authenticate(self, login, authinfo):
-        sessionid = self.repo.connect(login, **authinfo)
-        return self.repo._sessions[sessionid]
+        return self.repo.new_session(login, **authinfo)