gnome-control-center crashed with SIGSEGV in g_type_check_instance_cast()

Got this by playing with the new sound settings (output tab - trying to select a different output for the volume slider) - running the latest packages on the precise repos

ProblemType: Crash
DistroRelease: Ubuntu 12.04
Package: gnome-control-center 1:3.2.2-2ubuntu9
ProcVersionSignature: Ubuntu 3.2.0-16.25-generic 3.2.6
Uname: Linux 3.2.0-16-generic x86_64
NonfreeKernelModules: fglrx
ApportVersion: 1.91-0ubuntu1
Architecture: amd64
CrashCounter: 1
Date: Wed Feb 15 08:30:14 2012
ExecutablePath: /usr/bin/gnome-control-center
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
ProcCmdline: gnome-control-center sound-nua
ProcEnviron:
 SHELL=/bin/bash
 PATH=(custom, no user)
 LANGUAGE=en_US:en
 LANG=en_US.UTF-8
SegvAnalysis:
 Segfault happened at: 0x7f5c556f3d80 <g_type_check_instance_cast+16>: mov (%rdi),%rax
 PC (0x7f5c556f3d80) ok
 source "(%rdi)" (0x5962b930) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading unknown VMA
Signal: 11
SourcePackage: gnome-control-center
StacktraceTop:
 g_type_check_instance_cast () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
Title: gnome-control-center crashed with SIGSEGV in g_type_check_instance_cast()
UpgradeStatus: Upgraded to precise on 2011-09-23 (144 days ago)
UserGroups: adm admin cdrom dialout lp lpadmin plugdev root sambashare vboxusers
usr_lib_gnome-control-center:
 deja-dup 21.2-0ubuntu4
 gnome-bluetooth 3.2.2-0ubuntu1
 indicator-datetime 0.3.1-0ubuntu5