Dbus error Ubuntu Server 12.10

[kromweb]

apt-get install gcp python-dbus python-dbus-dev python-gi python-gobject python-gobject-2 python-progressbar python-support

gcp file.txt /media/dati

Traceback (most recent call last):
  File "/usr/bin/gcp", line 678, in <module>
    gcp = GCP()
  File "/usr/bin/gcp", line 190, in __init__
    sessions_bus = dbus.SessionBus()
  File "/usr/lib/python2.7/dist-packages/dbus/_dbus.py", line 211, in __new__
    mainloop=mainloop)
  File "/usr/lib/python2.7/dist-packages/dbus/_dbus.py", line 100, in __new__
    bus = BusConnection.__new__(subclass, bus_type, mainloop=mainloop)
  File "/usr/lib/python2.7/dist-packages/dbus/bus.py", line 122, in __new__
    bus = cls._new_for_bus(address_or_type, mainloop=mainloop)
dbus.exceptions.DBusException: org.freedesktop.DBus.Error.NotSupported: Unable to autolaunch a dbus-daemon without a $DISPLAY for X11