Virtual Machine Manager Linux system boot error problem

First, in Virtual Machine Manager boot system times error:

Cannot send Monitor command ' {' Execute ': ' Qmp_capabilities '} ': Connection reset by peer

Traceback (most recent call last):

File "/usr/share/virt-manager/virtmanager/asyncjob.py", line, in Cb_wrapper

Callback (Asyncjob, *args, **kwargs)

File "/usr/share/virt-manager/virtmanager/engine.py", line 956, in Asyncfunc

Vm.startup ()

File "/usr/share/virt-manager/virtmanager/domain.py", line 1048, in startup

Self._backend.create ()

File "/usr/lib64/python2.6/site-packages/libvirt.py", line 325, in Create

if ret = = -1:raise Libvirterror (' Virdomaincreate () failed ', dom=self)

Libvirterror:cannot Send Monitor command ' {' Execute ': ' Qmp_capabilities '} ': Connection reset by peer

Solution:

1) Remove any snapshot available

# rm-f/var/lib/libvirt/qemu/save/my-virtual-machine-name

2) Restart LIBVIRTD

# Service LIBVIRTD Restart

3) Start the virtual machine again

Second, in the ordinary user log in the case, open the virtual machine may also be an error, the problem may be encountered is: LIBVIRTD This service has not started

Solution:

1) su root

2) Service LIBVIRTD start

3) Chkconfig LIBVIRTD on (set to power-on self-boot)

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