I restart the rabbitmq-server twice and found all service log print ERROR oslo_messaging._drivers.impl_rabbit [-] Failed to consume message from queue: 'NoneType' object has no attribute '__getitem__', and i found someone also have this issue, https://bugs.launchpad.net/neutron/+bug/1496774 https://bugs.launchpad.net/oslo.messaging/+bug/1504725?comments=all -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack/attachments/20151029/61c460d1/attachment.html>