If you're only using public/provider networks (no L3 agent), you probably came across this bug: https://bugs.launchpad.net/horizon/+bug/1515572 On Sat, Nov 28, 2015 at 11:31 PM, Aijun Wang <wajchina at gmail.com> wrote: > Hi all > After installation step by step on CentOS7 1503 by Installation > Guide - http://docs.openstack.org/liberty/install-guide-rdo/ with the > following chapter > > - Add the Identity service > <http://docs.openstack.org/liberty/install-guide-rdo/keystone.html> > - Add the Image service > <http://docs.openstack.org/liberty/install-guide-rdo/glance.html> > - Add the Compute service > <http://docs.openstack.org/liberty/install-guide-rdo/nova.html> > - Add the Networking service > <http://docs.openstack.org/liberty/install-guide-rdo/neutron.html> > - Add the dashboard > <http://docs.openstack.org/liberty/install-guide-rdo/horizon.html> > > > When login dashaboard,it shows that "Error: Unable to retrieve floating IP > addresses and Unable to connect to Neutron." > and then , I try more than once can not launch instance on dashboard with > the error "Danger: There was an error submitting the form.Please try again." > > Any one can help me! > Thanks a lot. > > Engine > > _______________________________________________ > Mailing list: > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > Post to : openstack at lists.openstack.org > Unsubscribe : > http://lists.openstack.org/cgi-bin/mailman/listinfo/openstack > > -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack/attachments/20151129/ca934acf/attachment.html>