OK, that helped.
It tries to startup then shuts down.
I am not sure what that is referring to.
● rabbitmq-server.service - RabbitMQ broker
Loaded: loaded (/usr/lib/systemd/system/rabbitmq-server.service; enabled; vendor preset: disabled)
Active: failed (Result: exit-code) since Wed 2017-06-07 13:05:16 EDT; 6min ago
Process: 37998 ExecStop=/usr/sbin/rabbitmqctl stop (code=exited, status=75)
Process: 37838 ExecStart=/usr/sbin/rabbitmq-server (code=exited, status=1/FAILURE)
Main PID: 37838 (code=exited, status=1/FAILURE)