unkillable_shutdown crashed with AssertionError in add_proc_info()

Binary package hint: apport

I think I might have pressed the power down button. When a certain mount point was not reading during shut down.

ProblemType: Crash
ApportLog:

Architecture: i386
CrashReports:
 600:1000:1000:421923:2010-03-14 14:44:36.066015000 -0400:2010-03-14 14:44:37.066015000 -0400:/var/crash/_usr_lib_gnome-disk-utility_gdu-notification-daemon.1000.crash
 600:0:0:7488:2010-03-16 12:30:32.341032000 -0400:2010-03-17 07:49:57.557910760 -0400:/var/crash/_usr_share_apport_unkillable_shutdown.0.crash
 600:0:0:6692:2010-03-14 14:46:44.186018000 -0400:2010-03-14 14:46:45.186018000 -0400:/var/crash/_bin_mount.0.crash
 600:1000:1000:145616:2010-03-14 14:48:24.026015000 -0400:2010-03-14 14:48:25.026015000 -0400:/var/crash/_usr_lib_gvfs_gvfs-gdu-volume-monitor.1000.crash
Date: Tue Mar 16 12:30:33 2010
DistroRelease: Ubuntu 10.04
ExecutablePath: /usr/share/apport/unkillable_shutdown
InstallationMedia: Ubuntu 10.04 "Lucid Lynx" - Alpha i386 (20100310)
InterpreterPath: /usr/bin/python2.6
Package: apport 1.13-0ubuntu3
PackageArchitecture: all
ProcCmdline: /usr/bin/python /usr/share/apport/unkillable_shutdown -o 678 -o 266 -o 270 -o 267
ProcEnviron: PATH=(custom, no user)
ProcVersionSignature: Ubuntu 2.6.32-16.25-generic
PythonArgs: ['/usr/share/apport/unkillable_shutdown', '-o', '678', '-o', '266', '-o', '270', '-o', '267']
SourcePackage: apport
Title: unkillable_shutdown crashed with AssertionError in add_proc_info()
Uname: Linux 2.6.32-16-generic i686
UserGroups: