Comment 3 for bug 1302860

Apparently this can be easily fixed by simply creating the file:

http://lists.rabbitmq.com/pipermail/rabbitmq-discuss/2013-September/030530.html

> You can create /etc/rabbitmq/rabbitmq.conf.d with rabbitmq user permissions
> to avoid this warning. If queues are listed, it has no effect on rabbitmqctl operation.