openstack - DevStack: unable to create Neutron Network -

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i following doc install openstack in ubuntu:

https://wiki.opendaylight.org/view/ovsdb:ovsdb_openstack_guide

however, unable create neutron networks. following error:

$ neutron net-create my-private-net neutron subnet-create $(neutron net-list | grep 'my-private-net' | awk '{print $2}') 10.254.0.0/24 --name my-private-subnet --ip-version 4 --gateway 10.254.0.1 --allocation-pool start=10.254.0.2,end=10.254.0.254 discovering versions identity service failed when creating   password plugin. attempting determine version url. internal server error (http 500) discovering versions identity service failed when creating password plugin. attempting determine version url. internal server error (http 500)

my local.conf 

[[local|localrc]] host_ip=192.168.0.3 floating_range=1.2.3.128/25 fixed_range=10.11.12.0/24 fixed_network_size=256 flat_interface=eth0 admin_password=stack mysql_password=stack rabbit_password=stack service_password=stack service_token=1a672b16de58d47d45d7

has else faced problem? how resolve issue?


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