[Fedora-xen] virt-manager failure

[Sven Oehme]

try  virsh -c qemu:///system instead of just virsh .. 

sven









"John Lagrue" <jlagrue at gmail.com> 
Sent by: fedora-xen-bounces at redhat.com
09/05/2007 10:15 AM

To
"Daniel P. Berrange" <berrange at redhat.com>
cc
fedora-xen at redhat.com
Subject
Re: [Fedora-xen] virt-manager failure






On 05/09/07, Daniel P. Berrange <berrange at redhat.com> wrote:
> On Tue, Sep 04, 2007 at 11:07:34PM +0100, John Lagrue wrote:
> > On 04/09/07, John Lagrue <jlagrue at gmail.com> wrote:
> > > On 04/09/07, Richard W.M. Jones <rjones at redhat.com> wrote:
> > > > John Lagrue wrote:
> > > > > TRying to create a guest using virt-manager on Fedora 7. Upon 
clicking
> > > > > "Finish" I get this error:
> > > > >
> > > > > Unable to complete install '<class 'libvirt.libvirtError'>
> > > > > virDomainCreateLinux() failed Failed to add tap interface 
'vnet0' to
> > > > > bridge 'virbr0' : No such device
> > > > >
> > > > > Any thoughts?
> > > >
> > > > What type of networking did you select?
> > > >
> > > > Is there any further detail in:
> > > >    /root/.virt-manager/virt-manager.log
> > > >    /var/log/xen/xend.log
> > > >    /var/log/xen/xend-debug.log
> > > >
> > >
> > > I selected Virtual Network, default device. There doesn't seem to be
> > > anything informative in the virt-manager log file, other than the
> > > traceback.
> > >
> > > I don't use Xen, so those logs don't exist.
> > >
> > > It would seem to me to be saying that the virbr0 device doesn't 
exist;
> > > how can I check if it does?
> > >
> > > JDL
> > >
> >
> > It does indeed seem that virbr0 doesn't exist. Is there something that
> > I haven't installed? I only want qemu-kvm, as Xen isn't a viable
> > option for me.
>
> virbr0 is (supposed to be) created automatically by libvirt. If it does 
not
> exist there are a couple of things to check
>
> # virsh net-list --all
> Name                 State      Autostart
> -----------------------------------------
> default              active     yes
>
> If that shows it active, then try restarting it with
>
>   virsh net-destroy default
>   virsh net-start default
>
> If net-list didn't show it, then it may be deleted or not created in the
> first place. You can re-create it with
>
>   virsh net-define /usr/share/libvirt/networks/default.xml
>   virsh net-autostart default
>   virsh net-start default
>

Unfortunately, all I get is this:

# virsh net-list --all
error: failed to connect to the hypervisor
error: no valid connection

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