GNU gdb (GDB) 7.4.1-debian
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/bin/inkscape...(no debugging symbols found)...done.
(gdb) run
Starting program: /usr/bin/inkscape 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7fffe0aef700 (LWP 12213)]
[New Thread 0x7fffdb9e9700 (LWP 12214)]
[Thread 0x7fffdb9e9700 (LWP 12214) exited]
inkscape: /usr/include/boost/optional/optional.hpp :631 : boost::optional<T>::reference_type boost::optional<T>::get() [with T = Geom::D2<Geom::Interval>; boost::optional<T>::reference_type = Geom::D2<Geom::Interval>&]:  L'assertion « this->is_initialized() » a échoué.

Program received signal SIGABRT, Aborted.
0x00007fffef30c475 in raise () from /lib/x86_64-linux-gnu/libc.so.6
(gdb) bt
#0  0x00007fffef30c475 in raise () from /lib/x86_64-linux-gnu/libc.so.6
#1  0x00007fffef30f6f0 in abort () from /lib/x86_64-linux-gnu/libc.so.6
#2  0x00007fffef305621 in __assert_fail () from /lib/x86_64-linux-gnu/libc.so.6
#3  0x0000000000b4578f in Inkscape::SelTrans::_getGeomHandlePos(Geom::Point const&) ()
#4  0x0000000000b46d92 in Inkscape::SelTrans::scaleRequest(Geom::Point&, unsigned int) ()
#5  0x0000000000b44914 in Inkscape::SelTrans::handleRequest(SPKnot*, Geom::Point*, unsigned int, SPSelTransHandle const&) ()
#6  0x000000000084c573 in sp_marshal_BOOLEAN__POINTER_UINT ()
#7  0x00007ffff3def6e0 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#8  0x00007ffff3e00750 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#9  0x00007ffff3e082db in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#10 0x00007ffff3e08852 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#11 0x00000000006ce495 in sp_knot_request_position(SPKnot*, Geom::Point const&, unsigned int) ()
#12 0x00000000006ce534 in sp_knot_handler_request_position(_GdkEvent*, SPKnot*) ()
#13 0x00000000006cea63 in ?? ()
#14 0x000000000084c481 in sp_marshal_BOOLEAN__POINTER ()
#15 0x00007ffff3def6e0 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#16 0x00007ffff3e00750 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#17 0x00007ffff3e082db in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#18 0x00007ffff5b828c8 in gtk_signal_emit () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#19 0x00000000007caee9 in ?? ()
#20 0x00000000007cd979 in ?? ()
#21 0x00007ffff5a0a099 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#22 0x00007ffff3def6e0 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#23 0x00007ffff3e004d0 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#24 0x00007ffff3e082db in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#25 0x00007ffff3e08852 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#26 0x00007ffff5b2193e in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#27 0x00007ffff5a08434 in gtk_propagate_event () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#28 0x00007ffff5a0878b in gtk_main_do_event () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#29 0x00007ffff56757ac in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#30 0x00007ffff3726355 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#31 0x00007ffff3726688 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#32 0x00007ffff3726a82 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007ffff5a07797 in gtk_main () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#34 0x00000000006ac2bb in sp_main_gui(int, char const**) ()
#35 0x000000000069042f in main ()