the interesting bits of your log are: File "dbus_bindings.pyx", line 1692, in dbus_bindings.bus_get DBusException: Failed to connect to socket /tmp/dbus-DhrCzDXeAH: Connection refused
for some reason it can't connect to the dbus socket. it may be related to the security bug that affected dbus? -- Crashes constantly; attached one report https://launchpad.net/bugs/78211 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs