Hi Boris, Thanks for the reply. I'm trying TripleO, and want to enable Horizon UI in this environment, and the bug causes horizon can not start correctly. I feel my found probably is helpful for people who have needs, so wanna report back to community. I've created bug https://bugs.launchpad.net/osprofiler/+bug/1361235, and describe the problems and root cause as well as one possible solution. Best RegardsLeslie -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack-dev/attachments/20140825/d78a395d/attachment.html>