gnome-screensaver-dialog crashed with SIGSEGV in g_type_create_instance()

[squarooticus]

Binary package hint: gnome-screensaver

Could not unlock screen: turns out gnome-screensaver-dialog was crashing whenever gnome-screensaver tried to start it.

ProblemType: Crash
Architecture: amd64
CrashCounter: 1
DistroRelease: Ubuntu 8.10
ExecutablePath: /usr/lib/gnome-screensaver/gnome-screensaver-dialog
Package: gnome-screensaver 2.24.0-0ubuntu1
ProcAttrCurrent: unconfined
ProcCmdline: /usr/lib/gnome-screensaver/gnome-screensaver-dialog --away-message= --enable-switch
ProcEnviron:
 PATH=/home/username/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/lib/gnome-screensaver/gnome-screensaver:/usr/lib/xscreensaver:/usr/lib/xscreensaver
 LANG=en_US.UTF-8
 SHELL=/bin/zsh
Signal: 11
SourcePackage: gnome-screensaver
StacktraceTop:
 ?? () from /usr/lib/libgnomekbdui.so.3
 ?? () from /usr/lib/libgnomekbdui.so.3
 g_type_create_instance ()
 ?? () from /usr/lib/libgobject-2.0.so.0
 g_object_newv () from /usr/lib/libgobject-2.0.so.0
Title: gnome-screensaver-dialog crashed with SIGSEGV in g_type_create_instance()
Uname: Linux 2.6.27-4-generic x86_64
UserGroups: adm admin audio cdrom dialout dip floppy fuse lpadmin plugdev staff vboxusers video