Looks like you don't have xenapi installed, somehow. This should do the trick: pip install xenapi It would be interesting to know how you got to that error? Are you using DevStack? Thanks, John From: openstack-bounces+john.garbutt=eu.citrix.com at lists.launchpad.net [mailto:openstack-bounces+john.garbutt=eu.citrix.com at lists.launchpad.net] On Behalf Of Eduardo Nunes Sent: 15 March 2012 17:01 To: openstack at lists.launchpad.net Subject: [Openstack] error on nova-compute on domU on xen got this error on log, 2012-03-15 16:52:33,809 ERROR nova.compute.manager [-] Unable to load the virtualization driver: No module named XenAPI my nova-compute version diablo 2011.3 -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack/attachments/20120316/4c442b88/attachment.html>