An unhandled exception was thrown: org.freedesktop.DBus.Error.NoReply: Message did not receive a reply (timeout by message bus)

  at ICoreProxy.Import (System.String ) [0x00000] 
  at FSpot.Driver.Main (System.String[] args) [0x00000] 
.NET Version: 2.0.50727.42

Assembly Version Information:

System.Configuration (2.0.0.0)
FSpot.Widgets (0.0.0.0)
System.Xml (2.0.0.0)
NDesk.DBus.Proxies (0.0.0.0)
gconf-sharp (2.24.0.0)
System.Data (2.0.0.0)
Mono.Data.SqliteClient (2.0.0.0)
FSpot.Query (0.0.0.0)
gdk-sharp (2.12.0.0)
gnome-vfs-sharp (2.24.0.0)
NDesk.DBus.GLib (1.0.0.0)
NDesk.DBus (1.0.0.0)
Cms (0.0.0.0)
Mono.Posix (2.0.0.0)
System (2.0.0.0)
FSpot.Utils (0.0.0.0)
FSpot.Core (0.0.0.0)
atk-sharp (2.12.0.0)
gtk-sharp (2.12.0.0)
Mono.Addins (0.4.0.0)
Mono.Addins.Setup (0.4.0.0)
glib-sharp (2.12.0.0)
gnome-sharp (2.24.0.0)
f-spot (0.5.0.3)
mscorlib (2.0.0.0)

Platform Information: Linux 2.6.28-15-generic i686 unknown GNU/Linux

Distribution Information:

[/etc/debian_version]
5.0

[/etc/lsb-release]
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=9.04
DISTRIB_CODENAME=jaunty
DISTRIB_DESCRIPTION="Ubuntu 9.04"