program closes on add volume

when running basenji on new system I ran in debug mode to trouble shoot as it close when i clock on add volume.

the debug message is ....athena@athena:~$ sudo basenji --debug
[sudo] password for athena:
[Basenji DBG]: Basenji 1.0.1.0
[Basenji DBG]: Used runtime: /usr/lib/mono/4.5
[VolumeDB DBG]: _SearchVolume() executes query: 'SELECT * FROM Volumes;'

Unhandled Exception:
System.TypeInitializationException: An exception was thrown by the type initializer for Platform.Common.IO.DriveInfo ---> System.TypeInitializationException: An exception was thrown by the type initializer for Platform.Unix.IO.DkDriveInfoProvider ---> System.NullReferenceException: Object reference not set to an instance of an object
  at DBus.BusG.Init (DBus.Connection conn, DBus.GLib.IOFunc dispatchHandler) [0x00000] in <filename unknown>:0
  at DBus.BusG.Init (DBus.Connection conn) [0x00000] in <filename unknown>:0
  at DBus.BusG.Init () [0x00000] in <filename unknown>:0
  at Platform.Unix.IO.DkDisk.InitBusG () [0x00000] in <filename unknown>:0
  at Platform.Unix.IO.DkDriveInfoProvider..cctor () [0x00000] in <filename unknown>:0
  --- End of inner exception stack trace ---
  at Platform.Gnome.IO.GioDriveInfoProvider..ctor () [0x00000] in <filename unknown>:0
  at Platform.Common.IO.DriveInfo..cctor () [0x00000] in <filename unknown>:0
  --- End of inner exception stack trace ---
  at Basenji.Gui.DriveSelection.<RefreshListAsync>m__0 () [0x00000] in <filename unknown>:0
  at System.Threading.Thread.StartInternal () [0x00000] in <filename unknown>:0
[ERROR] FATAL UNHANDLED EXCEPTION: System.TypeInitializationException: An exception was thrown by the type initializer for Platform.Common.IO.DriveInfo ---> System.TypeInitializationException: An exception was thrown by the type initializer for Platform.Unix.IO.DkDriveInfoProvider ---> System.NullReferenceException: Object reference not set to an instance of an object
  at DBus.BusG.Init (DBus.Connection conn, DBus.GLib.IOFunc dispatchHandler) [0x00000] in <filename unknown>:0
  at DBus.BusG.Init (DBus.Connection conn) [0x00000] in <filename unknown>:0
  at DBus.BusG.Init () [0x00000] in <filename unknown>:0
  at Platform.Unix.IO.DkDisk.InitBusG () [0x00000] in <filename unknown>:0
  at Platform.Unix.IO.DkDriveInfoProvider..cctor () [0x00000] in <filename unknown>:0
  --- End of inner exception stack trace ---
  at Platform.Gnome.IO.GioDriveInfoProvider..ctor () [0x00000] in <filename unknown>:0
  at Platform.Common.IO.DriveInfo..cctor () [0x00000] in <filename unknown>:0
  --- End of inner exception stack trace ---
  at Basenji.Gui.DriveSelection.<RefreshListAsync>m__0 () [0x00000] in <filename unknown>:0
  at System.Threading.Thread.StartInternal () [0x00000] in <filename unknown>:0
athena@athena:~$

can anyone translate?