[Oneiric] Could not launch gladish with segmentation fault.

You can see this bug by:
1. launch jackd2
2. run "gladish"
3. Segmentation fault

$ gladish;
Loading glade from /usr/share/ladish/gladish.ui
JACK appeared
JACK started
Initial studio appear
refresh_internal() called
refresh_internal() called
canvas::clear()
canvas::client_appeared(1, "Hardware Capture")
canvas::port_appeared(1, 1, "capture_1")
canvas::port_appeared(1, 2, "capture_2")
canvas::client_appeared(2, "Hardware Playback")
canvas::port_appeared(2, 3, "playback_1")
canvas::port_appeared(2, 4, "playback_2")
canvas::client_appeared(3, "PulseAudio JACK Sink")
canvas::port_appeared(3, 5, "front-left")
canvas::port_appeared(3, 6, "front-right")
canvas::client_appeared(4, "PulseAudio JACK Source")
canvas::port_appeared(4, 7, "front-left")
canvas::port_appeared(4, 8, "front-right")
canvas::ports_connected(3, 5, 2, 3)
canvas::ports_connected(3, 6, 2, 4)
canvas::ports_connected(1, 1, 4, 7)
canvas::ports_connected(1, 2, 4, 8)
canvas_cls::on_realize
Segmentation fault (core dumped)

$ dmesg;
[ 1523.843288] gladish[3488]: segfault at 24 ip 08056440 sp bf849888 error 4 in gladish[8048000+34000]
[ 1825.174143] gladish[3927]: segfault at 4 ip 080677d3 sp bf929560 error 4 in gladish[8048000+34000]

I have a time to report more infomation if you teach how to get it...
Regards

ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: gladish 0.3-7
ProcVersionSignature: Ubuntu 3.0.0-9.14~ppa1-lowlatency 3.0.3
Uname: Linux 3.0.0-9-lowlatency i686
Architecture: i386
Date: Sat Aug 27 09:44:04 2011
InstallationMedia: Ubuntu-Studio 11.10 "Oneiric Ocelot" - Alpha i386 (20110716)
ProcEnviron:
 PATH=(custom, no user)
 LANG=C
 SHELL=/bin/bash
SourcePackage: ladish
UpgradeStatus: No upgrade log present (probably fresh install)