Just hit this issue:
root@ubuntu:~# export OS_USER_DOMAIN_NAME=Default root@ubuntu:~# export OS_PROJECT_DOMAIN_NAME=Default root@ubuntu:~# source /opt/stack/new/devstack/openrc admin admin root@ubuntu:~# nova flavor-list ERROR (DiscoveryFailure): Cannot use v2 authentication with domain scope
However, it works fine if not setting DOMAIN vars.
Just hit this issue:
root@ubuntu:~# export OS_USER_ DOMAIN_ NAME=Default DOMAIN_ NAME=Default new/devstack/ openrc admin admin
root@ubuntu:~# export OS_PROJECT_
root@ubuntu:~# source /opt/stack/
root@ubuntu:~# nova flavor-list
ERROR (DiscoveryFailure): Cannot use v2 authentication with domain scope
However, it works fine if not setting DOMAIN vars.