** (MonoDevelop:9724): WARNING **: Cannot load type 'Gtk.OrientationGType, gtk-sharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null'

** (MonoDevelop:9724): WARNING **: Cannot load type 'Gtk.OrientationGType, gtk-sharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null'

** (MonoDevelop:9724): WARNING **: Cannot load type 'Gtk.OrientationGType, gtk-sharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null'

** (MonoDevelop:9724): WARNING **: Cannot load type 'Gtk.OrientationGType, gtk-sharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null'

** (MonoDevelop:9724): WARNING **: Cannot load type 'Gtk.OrientationGType, gtk-sharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null'

** (MonoDevelop:9724): WARNING **: Cannot load type 'Gtk.OrientationGType, gtk-sharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null'

** (MonoDevelop:9724): WARNING **: Cannot load type 'Gtk.OrientationGType, gtk-sharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null'

** (MonoDevelop:9724): WARNING **: Cannot load type 'Gtk.OrientationGType, gtk-sharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null'

** (MonoDevelop:9724): WARNING **: Cannot load type 'Gtk.OrientationGType, gtk-sharp, Version=0.0.0.0, Culture=neutral, PublicKeyToken=null'

Unhandled Exception: System.NullReferenceException: Object reference not set to an instance of an object
in <0x00169> MonoDevelop.Commands.CommandMenu:OnShown ()
in <0x0003e> Gtk.Widget:shown_cb (IntPtr widget)
in (wrapper native-to-managed) Gtk.Widget:shown_cb (intptr)
in <0x00000> <unknown method>
in (wrapper managed-to-native) Gtk.Application:gtk_main ()
in <0x00007> Gtk.Application:Run ()
in <0x0048a> MonoDevelop.Commands.StartWorkbenchCommand:Run ()
in <0x00a7e> MonoDevelop.SharpDevelopMain:Main (System.String[] args)