[Fedora-xen] Re: Unable to open connection to hypervisor 'qemu:///system'

Justin Conover justin.conover at gmail.com
Sun Jul 15 21:17:11 UTC 2007


On 7/14/07, Daniel Veillard <veillard at redhat.com> wrote:
>
> On Sat, Jul 14, 2007 at 05:31:38AM -0500, Justin Conover wrote:
> > virt-manager +kvm wont load up since the last rounds of F7 updates I
> think.
> >
> > Unable to open connection to hypervisor URI 'qemu:///system':
> > <class 'libvirt.libvirtError'> virConnectOpenReadOnly() failed No such
> file
> > or directory
> > Traceback (most recent call last):
> >  File "/usr/share/virt-manager/virtManager/engine.py", line 68, in
> > _connect_to_uri
> >    conn = self.get_connection(uri, readOnly)
> >  File "/usr/share/virt-manager/virtManager/engine.py", line 309, in
> > get_connection
> >    conn = vmmConnection(self.get_config(), uri, readOnly)
> >  File "/usr/share/virt-manager/virtManager/connection.py", line 74, in
> > __init__
> >    self.vmm = libvirt.openReadOnly(openURI)
> >  File "/usr/lib64/python2.5/site-packages/libvirt.py", line 132, in
> > openReadOnly
> >    if ret is None:raise libvirtError('virConnectOpenReadOnly() failed')
> > libvirtError: virConnectOpenReadOnly() failed No such file or directory
> >
>
>   If you updated libvirt (from 0.2.3 to 0.3.0), make sure you don't
> have a libvirt_qemud running, if yes kill it and restart the libvirtd
> service, then you should have a libvirtd daemon running instead.
> This may or may not be the cause, hard to tell...
>
> Daniel
>
> --
> Red Hat Virtualization group http://redhat.com/virtualization/
> Daniel Veillard      | virtualization library  http://libvirt.org/
> veillard at redhat.com  | libxml GNOME XML XSLT toolkit  http://xmlsoft.org/
> http://veillard.com/ | Rpmfind RPM search engine  http://rpmfind.net/
>
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I don't know how or why but the other day  I noticed from another error
after downgrading libvirt that the package qemu was missing..... so I
installed that, it worked. upgraded to the latest libvirt and libvirt-python
and they work.

Thanks,
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