Hello, I have trying to install ocata on Ubuntu 16.04 , for the time being i have 2 nodes . just can't figure this out. I have setup Placement API. But get error after restart nova service or reboot " 017-08-18 08:27:41.496 1422 WARNING nova.scheduler.client.report [req-17911703-827e-402d-85e8-a0bb25003fe3 - - - - -] The placement API endpoint not found. Placement is optional in Newton, but required in Ocata. Please enable the placement service before upgrading. " And on the controller node when I run the command . openstack@controller:~$ sudo nova-status upgrade check +-------------------------------------------------------------------+ | Upgrade Check Results | +-------------------------------------------------------------------+ | Check: Cells v2 | | Result: Success | | Details: None | +-------------------------------------------------------------------+ | Check: Placement API | | Result: Failure | | Details: Placement API endpoint not found. | +-------------------------------------------------------------------+ | Check: Resource Providers | | Result: Warning | | Details: There are no compute resource providers in the Placement | | service but there are 1 compute nodes in the deployment. | | This means no compute nodes are reporting into the | | Placement service and need to be upgraded and/or fixed. | | See | | http://docs.openstack.org/developer/nova/placement.html | | for more details. I followed the the ocata guide given in the documentation by the letter . Divneet