indicator-applet-session crashed with signal 5 in g_type_create_instance()

Binary package hint: indicator-applet

1) The release of Ubuntu you are using, via 'lsb_release -rd' or System -> About Ubuntu.
Description: Ubuntu lucid (development branch)
Release: 10.04

2) The version of the package you are using, via 'apt-cache policy packagename' or by checking in Synaptic.
indicator-applet:
  Installed: 0.3.2-0ubuntu3
  Candidate: 0.3.2-0ubuntu3
  Version table:
 *** 0.3.2-0ubuntu3 0
        500 http://us.archive.ubuntu.com lucid/main Packages
        100 /var/lib/dpkg/status

3) What you expected to happen
Not crash

4) What happened instead
Crashed on login

ProblemType: Crash
Architecture: amd64
Date: Fri Mar 5 17:01:14 2010
DistroRelease: Ubuntu 10.04
ExecutablePath: /usr/lib/indicator-applet/indicator-applet-session
InstallationMedia: Ubuntu 9.10 "Karmic Koala" - Release amd64 (20091027)
NonfreeKernelModules: nvidia
Package: indicator-applet-session 0.3.2-0ubuntu3
ProcCmdline: /usr/lib/indicator-applet/indicator-applet-session --oaf-activate-iid=OAFIID:GNOME_FastUserSwitchApplet_Factory --oaf-ior-fd=33
ProcEnviron:
 LANG=en_US.utf8
 SHELL=/bin/bash
ProcVersionSignature: Ubuntu 2.6.32-15.22-generic
Signal: 5
SourcePackage: indicator-applet
StacktraceTop:
 ?? () from /usr/lib/libindicator.so.0
 g_type_create_instance ()
 ?? () from /usr/lib/libgobject-2.0.so.0
 g_object_newv () from /usr/lib/libgobject-2.0.so.0
 g_object_new_valist ()
Title: indicator-applet-session crashed with signal 5 in g_type_create_instance()
Uname: Linux 2.6.32-15-generic x86_64
UserGroups: adm admin cdrom dialout lpadmin plugdev sambashare
XsessionErrors: (polkit-gnome-authentication-agent-1:1737): GLib-CRITICAL **: g_once_init_leave: assertion `initialization_value != 0' failed