Internal error with single click rounding handle

Binary package hint: inkscape

Create a rectangle.
Move the rounding handle a bit downwards.
Now you have the other handle in the top right corner.
Ctrl- or Shift-Click this handle in the corner.
=> After a emergency save Inkscape quits.
Trace:
#0 0x00a27803 in g_type_check_instance_is_a ()
   from /usr/lib/libgobject-2.0.so.0
#1 0x080f0e4b in ?? ()
#2 0x0850f8c0 in ?? ()
#3 0x0850e84d in ?? ()
#4 0x080b1917 in ?? ()
#5 0x08242f48 in ?? ()
#6 0x00a0d072 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#7 0x00a227a8 in ?? () from /usr/lib/libgobject-2.0.so.0
#8 0x00a239b8 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#9 0x010f28de in gtk_signal_emit () from /usr/lib/libgtk-x11-2.0.so.0
#10 0x081bcecf in ?? ()
#11 0x081bea87 in ?? ()
#12 0x00f6e474 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#13 0x00a0b6f9 in ?? () from /usr/lib/libgobject-2.0.so.0
#14 0x00a0d072 in g_closure_invoke () from /usr/lib/libgobject-2.0.so.0
#15 0x00a2249e in ?? () from /usr/lib/libgobject-2.0.so.0
#16 0x00a239b8 in g_signal_emit_valist () from /usr/lib/libgobject-2.0.so.0
#17 0x00a23fb6 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#18 0x0108a95e in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#19 0x00f66c20 in gtk_propagate_event () from /usr/lib/libgtk-x11-2.0.so.0
#20 0x00f67ea9 in gtk_main_do_event () from /usr/lib/libgtk-x11-2.0.so.0
#21 0x0057f62a in ?? () from /usr/lib/libgdk-x11-2.0.so.0
#22 0x00aa9e88 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
#23 0x00aad730 in ?? () from /lib/libglib-2.0.so.0
#24 0x00aadb9f in g_main_loop_run () from /lib/libglib-2.0.so.0
#25 0x00f68419 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
#26 0x002dd5e7 in Gtk::Main::run_impl() () from /usr/lib/libgtkmm-2.4.so.1
#27 0x002dd3e2 in Gtk::Main::run() () from /usr/lib/libgtkmm-2.4.so.1
#28 0x0808863b in ?? ()
#29 0x08164f9a in ?? ()
#30 0x08087ac2 in ?? ()
#31 0x03173b56 in __libc_start_main () from /lib/tls/i686/cmov/libc.so.6
#32 0x08086b71 in ?? ()

You can work around the problem if you click the other handle.

ProblemType: Bug
Architecture: i386
Date: Mon Feb 1 21:07:29 2010
DistroRelease: Ubuntu 9.10
ExecutablePath: /usr/bin/inkscape
Package: inkscape 0.47~pre4-0ubuntu1
ProcEnviron:
 SHELL=/bin/bash
 PATH=(custom, user)
 LANG=en_US.UTF-8
ProcVersionSignature: Ubuntu 2.6.31-17.54-generic
SourcePackage: inkscape
Uname: Linux 2.6.31-17-generic i686