I have the same error after a fresh installation. I get: 2014-09-22 13:54:47.380 | ' /opt/devstack/local.conf 2014-09-22 13:54:47.386 | + [[ -x /opt/devstack/local.sh ]] 2014-09-22 13:54:47.386 | + service_check 2014-09-22 13:54:47.386 | + local service 2014-09-22 13:54:47.386 | + local failures 2014-09-22 13:54:47.386 | + SCREEN_NAME=stack 2014-09-22 13:54:47.386 | + SERVICE_DIR=/opt/stack/status 2014-09-22 13:54:47.386 | + [[ ! -d /opt/stack/status/stack ]] 2014-09-22 13:54:47.391 | ++ ls '/opt/stack/status/stack/*.failure' 2014-09-22 13:54:47.397 | ++ /bin/true 2014-09-22 13:54:47.405 | + failures= 2014-09-22 13:54:47.405 | + '[' -n '' ']' Horizon is now available at http://192.168.3.20/ Keystone is serving at http://192.168.3.20:5000/v2.0/ Examples on using novaclient command line is in exercise.sh The default users are: admin and demo The password: root123 This is your host ip: 192.168.3.20 You are using Q_AGENT_EXTRA_AGENT_OPTS to pass configuration into /etc/neutron/neutron.conf. Please convert that configuration in localrc to a /etc/neutron/neutron.conf section in local.conf: Q_AGENT_EXTRA_AGENT_OPTS will be removed early in the 'K' development cycle [[post-config|/$Q_PLUGIN_CONF_FILE]] [DEFAULT] tunnel_types=vxlan And the Summary says: 2014-09-22 13:33:40.649 | stack.sh log /opt/stack/logs/stack.sh.log.2014-09-22-133340 2014-09-22 13:33:40.649 | Installing package prerequisites 2014-09-22 13:36:22.189 | Installing OpenStack project source 2014-09-22 13:42:46.487 | Installing Tempest 2014-09-22 13:42:52.897 | Starting rsyslog 2014-09-22 13:42:53.061 | Starting RabbitMQ 2014-09-22 13:42:55.129 | Configuring and starting MySQL 2014-09-22 13:42:56.512 | Enabling MySQL query logging 2014-09-22 13:43:04.050 | Starting Keystone 2014-09-22 13:47:52.041 | Configuring and starting Horizon 2014-09-22 13:48:10.208 | Configuring Glance 2014-09-22 13:48:14.246 | Configuring Neutron 2014-09-22 13:48:36.876 | Configuring Swift 2014-09-22 13:48:51.807 | Configuring Cinder 2014-09-22 13:48:56.620 | Configuring Nova 2014-09-22 13:49:20.498 | Starting Swift 2014-09-22 13:50:00.687 | Starting Glance 2014-09-22 13:50:10.762 | Uploading images 2014-09-22 13:50:34.074 | Starting Nova API 2014-09-22 13:50:41.272 | Starting Neutron 2014-09-22 13:51:00.288 | Creating initial neutron network elements 2014-09-22 13:51:25.614 | Starting Nova 2014-09-22 13:51:52.421 | Starting Cinder 2014-09-22 13:52:16.423 | Configuring Heat 2014-09-22 13:52:20.530 | Starting Heat 2014-09-22 13:54:17.119 | Initializing Tempest 2014-09-22 13:54:47.433 | WARNING: Q_AGENT_EXTRA_AGENT_OPTS is used 2014-09-22 13:54:47.433 | stack.sh completed in 1281 seconds. But still have the same error message: NoReverseMatch at /admin/ Reverse for ''switch_tenants'' with arguments '(u'01bea6d9e59b45b6aeccc58f4a4e862f',)' and keyword arguments '{}' not found. Request Method: GET Request URL: http://192.168.3.20/admin/ Django Version: 1.4.13 Exception Type: NoReverseMatch Exception Value: Reverse for ''switch_tenants'' with arguments '(u'01bea6d9e59b45b6aeccc58f4a4e862f',)' and keyword arguments '{}' not found. Exception Location: /usr/lib/python2.6/site-packages/django/template/defaulttags.py in render, line 426 Python Executable: /usr/bin/python Python Version: 2.6.6 Python Path: ['/opt/stack/horizon/openstack_dashboard/wsgi/../..', '/opt/stack/python-keystoneclient', '/opt/stack/python-glanceclient', '/opt/stack/python-cinderclient', '/opt/stack/python-novaclient', '/opt/stack/python-swiftclient', '/opt/stack/python-neutronclient', '/opt/stack/python-heatclient', '/opt/stack/python-openstackclient', '/opt/stack/keystone', '/opt/stack/swift', '/opt/stack/glance', '/opt/stack/cinder', '/opt/stack/neutron', '/opt/stack/nova', '/opt/stack/horizon', '/opt/stack/heat', '/usr/lib64/python26.zip', '/usr/lib64/python2.6', '/usr/lib64/python2.6/plat-linux2', '/usr/lib64/python2.6/lib-tk', '/usr/lib64/python2.6/lib-old', '/usr/lib64/python2.6/lib-dynload', '/usr/lib64/python2.6/site-packages', '/usr/lib64/python2.6/site-packages/PIL', '/usr/lib64/python2.6/site-packages/gst-0.10', '/usr/lib64/python2.6/site-packages/gtk-2.0', '/usr/lib64/python2.6/site-packages/webkit-1.0', '/usr/lib/python2.6/site-packages', '/opt/stack/horizon/openstack_dashboard'] Server time: Mo, 22 Sep 2014 13:55:44 +0000 Error during template rendering In template /opt/stack/horizon/openstack_dashboard/templates/context_selection/_project_list.html, error at line 7 Reverse for ''switch_tenants'' with arguments '(u'01bea6d9e59b45b6aeccc58f4a4e862f',)' and keyword arguments '{}' not found. 1 {% load i18n %} 2 {% with dashboard_url=request.horizon.dashboard.get_absolute_url %} 3