Missing value auth-url required for auth plugin password

I am trying to install openstack using devstack on ubuntu 16.04. I followed the following link. https://docs.openstack.org/developer/devstack/guides/single-machine.html When I run sudo openstack service list , it prompt the following error. Missing value auth-url required for auth plugin password

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)