[openstack-dev] Launch of a instance failed in juno

Launch of a instance failed in juno devstack on ubuntu server 14.04 virtual machine. I am getting error "Host not found". Below is part of /opt/stack/logs/screen/screen-n-cond.log 2014-08-30 12:06:51.721 ERROR nova.scheduler.utils [req-744ba1cf-7433-46b4-9771-9600a87e8c28 admin admin] [instance: 2a

[openstack-dev] Launch of a instance failed

Hi i am deploying a devstack juno on ubuntu 14.04 server virtual machine. After installation,when i am trying to launch a instance,its failed. I am getting "host not found" error. Below is part of /opt/stack/logs/screen/screen-n-cond.log Below is ther error 2014-08-28 23:44:59.448 ERROR nova.sche