Traceback (most recent call last):
File "/usr/share/virt-manager/virtManager/connection.py", line 1012, in _do_open
self._backend.open(connectauth.creds_dialog, self)
File "/usr/share/virt-manager/virtinst/connection.py", line 138, in open
open_flags)
File "/usr/lib/python3/dist-packages/libvirt.py", line 104, in openAuth
if ret is None:raise libvirtError('virConnectOpenAuth() failed')
libvirt.libvirtError: 将插槽连接到 '/var/run/libvirt/libvirt-sock' 失败: No such file or directory
中文 
deepin 
Linyaps stop working after update 
报错内容如下：
Unable to connect to libvirt qemu:///system.
确定 ‘libvirtd’ 守护进程正在运行。
Libvirt URI is: qemu:///system
Traceback (most recent call last):
File "/usr/share/virt-manager/virtManager/connection.py", line 1012, in _do_open
self._backend.open(connectauth.creds_dialog, self)
File "/usr/share/virt-manager/virtinst/connection.py", line 138, in open
open_flags)
File "/usr/lib/python3/dist-packages/libvirt.py", line 104, in openAuth
if ret is None:raise libvirtError('virConnectOpenAuth() failed')
libvirt.libvirtError: 将插槽连接到 '/var/run/libvirt/libvirt-sock' 失败: No such file or directory