не запускается virt-manager

Ошибка при запуске менеджера виртуальных машин: init() takes exactly 2 arguments (1 given)

Traceback (most recent call last):
  File "/usr/share/virt-manager/virt-manager", line 262, in <module>
    main()
  File "/usr/share/virt-manager/virt-manager", line 252, in main
    LibvirtGLib.init(None)
  File "/usr/lib/python2.7/dist-packages/gi/types.py", line 43, in function
    return info.invoke(*args, **kwargs)
TypeError: init() takes exactly 2 arguments (1 given)