Hey, that’s a nice tool! Here’s my output:
synfigstudio: /home/gregory/Synfig_Projects/Synfig_Builds/synfig/synfig-studio/src/synfigapp/value_desc
.h:302: bool synfigapp::ValueDesc::find_param_desc(synfig::ParamDesc&) const: Assertion `parent_is_laye
r()' failed.
Thread 1 "synfigstudio" received signal SIGABRT, Aborted.
__GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
50 ../sysdeps/unix/sysv/linux/raise.c: No such file or directory.
(gdb) bt
#0 __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
#1 0x00007ffff4c95859 in __GI_abort () at abort.c:79
#2 0x00007ffff4c95729 in __assert_fail_base
(fmt=0x7ffff4e2b588 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=0x55555633c105 "parent_i
s_layer()", file=0x55555633c050 "/home/gregory/Synfig_Projects/Synfig_Builds/synfig/synfig-studio/src/s
ynfigapp/value_desc.h", line=302, function=<optimized out>) at assert.c:92
#3 0x00007ffff4ca6f36 in __GI___assert_fail
(assertion=0x55555633c105 "parent_is_layer()", file=0x55555633c050 "/home/gregory/Synfig_Projects/S
ynfig_Builds/synfig/synfig-studio/src/synfigapp/value_desc.h", line=302, function=0x55555633c0c0 "bool
synfigapp::ValueDesc::find_param_desc(synfig::ParamDesc&) const") at assert.c:101
#4 0x00005555561011d3 in synfigapp::ValueDesc::find_param_desc(synfig::ParamDesc&) const
(this=0x5555570f5f20, out_param_desc=...)
at /home/gregory/Synfig_Projects/Synfig_Builds/synfig/synfig-studio/src/synfigapp/value_desc.h:302
#5 0x00005555561007b1 in studio::Widget_Waypoint::set_valuedesc(synfigapp::ValueDesc&)
(this=0x555556f5fa40, value_desc=...)
at /home/gregory/Synfig_Projects/Synfig_Builds/synfig/synfig-studio/src/gui/widgets/widget_waypoint
.cpp:257
#6 0x0000555555df04ec in studio::Dialog_Waypoint::set_value_desc(synfigapp::ValueDesc)
(this=0x5555570f5ee8, value_desc=...)
at /home/gregory/Synfig_Projects/Synfig_Builds/synfig/synfig-studio/src/gui/dialogs/dialog_waypoint
.cpp:124
#7 0x00005555561e229a in studio::CanvasView::on_waypoint_clicked_canvasview(synfigapp::ValueDesc, std:
:set<synfig::Waypoint, std::less<synfig::UniqueID>, std::allocator<synfig::Waypoint> >, int) (this=
Python Exception <class 'AttributeError'> 'NoneType' object has no attribute 'pointer':
0x5555570f4800, value_desc=..., waypoint_set=std::set with 1 element, button=2)
at /home/gregory/Synfig_Projects/Synfig_Builds/synfig/synfig-studio/src/gui/canvasview.cpp:2952
#8 0x0000555555e5c358 in studio::Dock_Timetrack2::<lambda(synfigapp::ValueDesc, std::set<synfig::Waypo
int, std::less<synfig::UniqueID>, std::allocator<synfig::Waypoint> >, int)>::operator()(synfigapp::Valu
eDesc, std::set<synfig::Waypoint, std::less<synfig::UniqueID>, std::allocator<synfig::Waypoint> >, int)
constPython Exception <class 'AttributeError'> 'NoneType' object has no attribute 'pointer':
(__closure=0x555558d8b040, value_desc=..., waypoint_set=std::set with 1 element, button=2)
at /home/gregory/Synfig_Projects/Synfig_Builds/synfig/synfig-studio/src/gui/docks/dock_timetrack2.c
--Type <RET> for more, q to quit, c to continue without paging--c
pp:98
#9 0x0000555555e5f238 in sigc::adaptor_functor<studio::Dock_Timetrack2::init_canvas_view_vfunc(etl::lo
ose_handle<studio::CanvasView>)::<lambda(synfigapp::ValueDesc, std::set<synfig::Waypoint, std::less<syn
fig::UniqueID>, std::allocator<synfig::Waypoint> >, int)> >::operator()<const synfigapp::ValueDesc&, co
nst std::set<synfig::Waypoint, std::less<synfig::UniqueID> >&, int const&>(const synfigapp::ValueDesc &
, const std::set<synfig::Waypoint, std::less<synfig::UniqueID>, std::allocator<synfig::Waypoint> > &, c
onst int &) const (this=0x555558d8b040, _A_arg1=..., _A_arg2=Python Exception <class 'AttributeError'>
'NoneType' object has no attribute 'pointer':
std::set with 1 element, _A_arg3=@0x7fffffffd100: 3) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor
_trait.h:128
#10 0x0000555555e5ea12 in sigc::internal::slot_call<studio::Dock_Timetrack2::init_canvas_view_vfunc(etl
::loose_handle<studio::CanvasView>)::<lambda(synfigapp::ValueDesc, std::set<synfig::Waypoint, std::less
<synfig::UniqueID>, std::allocator<synfig::Waypoint> >, int)>, void, synfigapp::ValueDesc, std::set<syn
fig::Waypoint, std::less<synfig::UniqueID>, std::allocator<synfig::Waypoint> >, int>::call_it(sigc::int
ernal::slot_rep *, sigc::type_trait_take_t, sigc::type_trait_take_t, sigc::type_trait_take_t) (rep=0x55
5558d8b010, a_#0=..., a_#1=..., a_#2=@0x7fffffffd100: 3) at /usr/include/sigc++-2.0/sigc++/functors/slo
t.h:451
#11 0x0000555555e5768c in sigc::internal::signal_emit3<void, synfigapp::ValueDesc, std::set<synfig::Way
point, std::less<synfig::UniqueID>, std::allocator<synfig::Waypoint> >, int, sigc::nil>::emit(sigc::int
ernal::signal_impl*, synfigapp::ValueDesc const&, std::set<synfig::Waypoint, std::less<synfig::UniqueID
>, std::allocator<synfig::Waypoint> > const&, int const&) (impl=0x555558d8b050, _A_a1=..., _A_a2=..., _
A_a3=@0x7fffffffd100: 3) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
#12 0x0000555555e565f8 in sigc::signal3<void, synfigapp::ValueDesc, std::set<synfig::Waypoint, std::les
s<synfig::UniqueID>, std::allocator<synfig::Waypoint> >, int, sigc::nil>::emit(synfigapp::ValueDesc con
st&, std::set<synfig::Waypoint, std::less<synfig::UniqueID>, std::allocator<synfig::Waypoint> > const&,
int const&) const (this=0x5555566d1a10, _A_a1=..., _A_a2=..., _A_a3=@0x7fffffffd100: 3) at /usr/includ
e/sigc++-2.0/sigc++/signal.h:3263
#13 0x0000555556128bd2 in studio::Widget_Timetrack::on_waypoint_clicked(studio::Widget_Timetrack::Waypo
intItem const&, unsigned int, Gdk::Point) (this=0x5555566d1700, wi=..., button=3) at /home/gregory/Synf
ig_Projects/Synfig_Builds/synfig/synfig-studio/src/gui/widgets/widget_timetrack.cpp:843
#14 0x0000555556140d3a in sigc::bound_mem_functor3<void, studio::Widget_Timetrack, studio::Widget_Timet
rack::WaypointItem const&, unsigned int, Gdk::Point>::operator()(studio::Widget_Timetrack::WaypointItem
const&, unsigned int const&, Gdk::Point const&) const (this=0x555558d89458, _A_a1=..., _A_a2=@0x555558
b90684: 3, _A_a3=...) at /usr/include/sigc++-2.0/sigc++/functors/mem_fun.h:2222
#15 0x000055555613f160 in sigc::adaptor_functor<sigc::bound_mem_functor3<void, studio::Widget_Timetrack
, studio::Widget_Timetrack::WaypointItem const&, unsigned int, Gdk::Point> >::operator()<studio::Widget
_Timetrack::WaypointItem const&, unsigned int const&, Gdk::Point const&>(studio::Widget_Timetrack::Wayp
ointItem const&, unsigned int const&, Gdk::Point const&) const (this=0x555558d89450, _A_arg1=..., _A_ar
g2=@0x555558b90684: 3, _A_arg3=...) at /usr/include/sigc++-2.0/sigc++/adaptors/adaptor_trait.h:128
#16 0x000055555613be78 in sigc::internal::slot_call<sigc::bound_mem_functor3<void, studio::Widget_Timet
rack, studio::Widget_Timetrack::WaypointItem const&, unsigned int, Gdk::Point>, void, studio::Widget_Ti
metrack::WaypointItem const&, unsigned int, Gdk::Point>::call_it(sigc::internal::slot_rep*, studio::Wid
get_Timetrack::WaypointItem const&, unsigned int const&, Gdk::Point const&) (rep=0x555558d89420, a_#0=.
.., a_#1=@0x555558b90684: 3, a_#2=...) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:451
#17 0x000055555613e3a0 in sigc::internal::signal_emit3<void, studio::Widget_Timetrack::WaypointItem con
st&, unsigned int, Gdk::Point, sigc::nil>::emit(sigc::internal::signal_impl*, studio::Widget_Timetrack:
:WaypointItem const&, unsigned int const&, Gdk::Point const&) (impl=0x555558d894b0, _A_a1=..., _A_a2=@0
x555558b90684: 3, _A_a3=...) at /usr/include/sigc++-2.0/sigc++/signal.h:1562
#18 0x000055555613a810 in sigc::signal3<void, studio::Widget_Timetrack::WaypointItem const&, unsigned i
nt, Gdk::Point, sigc::nil>::emit(studio::Widget_Timetrack::WaypointItem const&, unsigned int const&, Gd
k::Point const&) const (this=0x5555566d1900, _A_a1=..., _A_a2=@0x555558b90684: 3, _A_a3=...) at /usr/in
clude/sigc++-2.0/sigc++/signal.h:3263
#19 0x0000555556136ce4 in studio::SelectDragHelper<studio::Widget_Timetrack::WaypointItem>::process_but
ton_press_event(_GdkEventButton*) (this=0x5555566d1750, event=0x555558b90650) at /home/gregory/Synfig_P
rojects/Synfig_Builds/synfig/synfig-studio/src/gui/selectdraghelper.h:598
#20 0x00005555561333f5 in studio::SelectDragHelper<studio::Widget_Timetrack::WaypointItem>::process_eve
nt(_GdkEvent*) (this=0x5555566d1750, event=0x555558b90650) at /home/gregory/Synfig_Projects/Synfig_Buil
ds/synfig/synfig-studio/src/gui/selectdraghelper.h:373
#21 0x000055555612427d in studio::Widget_Timetrack::on_event(_GdkEvent*) (this=0x5555566d1700, event=0x
555558b90650) at /home/gregory/Synfig_Projects/Synfig_Builds/synfig/synfig-studio/src/gui/widgets/widge
t_timetrack.cpp:346
#22 0x00007ffff64c7bc9 in Gtk::Widget_Class::event_callback(_GtkWidget*, _GdkEvent*) () at /lib/x86_64-
linux-gnu/libgtkmm-3.0.so.1
#23 0x00007ffff59c75ef in () at /lib/x86_64-linux-gnu/libgtk-3.so.0
#24 0x00007ffff5339a56 in () at /lib/x86_64-linux-gnu/libgobject-2.0.so.0
#25 0x00007ffff5357df1 in g_signal_emit_valist () at /lib/x86_64-linux-gnu/libgobject-2.0.so.0
#26 0x00007ffff53590f3 in g_signal_emit () at /lib/x86_64-linux-gnu/libgobject-2.0.so.0
#27 0x00007ffff5971bb9 in () at /lib/x86_64-linux-gnu/libgtk-3.so.0
#28 0x00007ffff582d128 in () at /lib/x86_64-linux-gnu/libgtk-3.so.0
#29 0x00007ffff582f3db in gtk_main_do_event () at /lib/x86_64-linux-gnu/libgtk-3.so.0
#30 0x00007ffff5517f79 in () at /lib/x86_64-linux-gnu/libgdk-3.so.0
#31 0x00007ffff554b106 in () at /lib/x86_64-linux-gnu/libgdk-3.so.0
#32 0x00007ffff524c17d in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#33 0x00007ffff524c400 in () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#34 0x00007ffff524c6f3 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#35 0x00007ffff582e37d in gtk_main () at /lib/x86_64-linux-gnu/libgtk-3.so.0
#36 0x0000555555d3a4d5 in main(int, char**) (argc=0, argv=0x7fffffffdf58) at /home/gregory/Synfig_Proje
cts/Synfig_Builds/synfig/synfig-studio/src/gui/main.cpp:134