> Hi All,
>
> I am in trouble here.  I would really appreciate any help
> you guys can spare.
>
> Scientific Linux 6.2, 64 bit.  (Red Hat Enterprise Linux 6.2 clone)
>
> $ rpm -qa \*qemu\*
> qemu-kvm-0.12.1.2-2.209.el6_2.4.x86_64
> qemu-img-0.12.1.2-2.209.el6_2.4.x86_64
> gpxe-roms-qemu-0.9.7-6.9.el6.noarch
>
> $ uname -r
> 2.6.32-220.23.1.el6.x86_64
>
> When I fired up my KVM Virtual Machine Manager (virt-manager)
> this morning, four of my seven virtual machines disappeared,
> including the one is desperately need.
>
> Checking /etc/libvirt/qemu and they are all there.  Same
> attributes too.  Checking where I put the virtual hard
> drives and they are all there too.
>
> Okay, so I try firing up the three that remain, I get the
> following error message:
>
>      Error starting domain: unsupported configuration: spice
>      TLS port set in XML configuration, but TLS is disabled
>      in qemu.conf
>
> Yes, each VM has a different spice port set so I can tell them
> apart.  This has always worked smoothly.
>
> Huh? qemu.conf is the default.  The one with everything
> commented out.  I even checked my backup: no change in
> qemu.conf.
>
> Checking /var/log/libvirt/libvirtd.log gives:
>
> 2012-07-09 19:36:41.957+0000: 2821: info : libvirt version: 0.9.10, package: 21.el6 (Scientific Linux, 2012-06-22-02:34:35, sl6.fnal.gov)
> 2012-07-09 19:36:41.957+0000: 2821: error : virDomainDefParseXML:8871 : Maximum CPUs greater than topology limit
> 2012-07-09 19:36:41.959+0000: 2821: error : virDomainDefParseXML:8871 : Maximum CPUs greater than topology limit
> 2012-07-09 19:36:41.959+0000: 2821: error : virDomainDefParseXML:8871 : Maximum CPUs greater than topology limit
> 2012-07-09 19:36:41.960+0000: 2821: error : virDomainDefParseXML:8871 : Maximum CPUs greater than topology limit
> 2012-07-09 19:47:59.089+0000: 2811: error : qemuBuildCommandLine:5526 : unsupported configuration: spice TLS port set in XML configuration, but TLS is disabled in qemu.conf
>
> Again with the spice port error.
>
> The only thing I did to my system between working yesterday and
> not working today was downgrade my flash-plugin.
>
> I tried setting "spice_tls = 1" in qemu.conf, but the other
> four VM still do not show up.  Spice lays an egg on the ones
> that do show up, so I set spice_tls back to commented out.
>
> I removed qemu-kvm-0.12.1.2-2.209.el6_2.4.x86_64,
> rebooted, reinstalled, rebooted.  No symptom change.
>
> What is the world?  I can not find anything wrong!
>
> Many thanks,
> -T


Another symptom.  I can not edit ANY of the VMs:

# virsh edit KVM-W8.xml
error: failed to get domain 'KVM-W8.xml'
error: Domain not found: no domain with matching name 'KVM-W8.xml'