Program received signal SIGSEGV, Segmentation fault.
[Switching to process 152, thread 0x85953400]
_gdk_x11_display_make_default (display=0x0) at gdkdisplay-x11.c:1864
1864	  g_free (display_x11->startup_notification_id);
(gdb) bt
#0  _gdk_x11_display_make_default (display=0x0) at gdkdisplay-x11.c:1864
#1  0x035ef133 in gdk_x11_display_manager_set_default_display (manager=0x83731030, display=0x0) at gdkdisplaymanager-x11.c:80
#2  0x035cffd9 in gdk_display_manager_set_default_display (manager=0x83731030, display=0x0) at gdkdisplaymanager.c:323
#3  0x035eef88 in _gdk_x11_display_manager_remove_display (manager=0x83731030, display=0x845a7000) at gdkdisplaymanager-x11.c:137
#4  0x035f2688 in gdk_x11_display_dispose (object=0x845a7000) at gdkdisplay-x11.c:1695
#5  0x0b2e5959 in g_object_run_dispose (object=0x845a7000) at gobject.c:945
#6  0x035cfa7d in gdk_display_close (display=0x845a7000) at gdkdisplay.c:268
#7  0x0b2f276f in g_cclosure_marshal_VOID__VOID (closure=0x8734b620, return_value=0x0, n_param_values=1, param_values=0x85a62f60, invocation_hint=0xcfbe3ad4, marshal_data=0x1c00f0f0) at gmarshal.c:79
#8  0x0b2e2ee3 in g_closure_invoke (closure=0x8734b620, return_value=0x0, n_param_values=1, param_values=0x85a62f60, invocation_hint=0xcfbe3ad4) at gclosure.c:767
#9  0x0b2fab82 in signal_emit_unlocked_R (node=0x83973400, detail=0, instance=0x845a7540, emission_return=0x0, instance_and_params=0x85a62f60) at gsignal.c:3252
#10 0x0b2fcc58 in g_signal_emit_valist (instance=0x845a7540, signal_id=153, detail=0, 
    var_args=0xcfbe3ccc "�uZ\204`�}#@uZ\204�<��\b�z\003@uZ\204 :\225\205\200��\206l\t.+l\t.+��z\003\030=��o'/\v@uZ\204\200��\206x>��l\t.+H,�\205 \207d\212H=���\027.\v \207d\212") at gsignal.c:2983
#11 0x0b2fcfb5 in g_signal_emit (instance=0x845a7540, signal_id=153, detail=0) at gsignal.c:3040
#12 0x037aba6a in gtk_button_clicked (button=0x845a7540) at gtkbutton.c:1194
#13 0x037ad008 in gtk_real_button_released (button=0x845a7540) at gtkbutton.c:1827
#14 0x0b2f276f in g_cclosure_marshal_VOID__VOID (closure=0x8a648720, return_value=0x0, n_param_values=1, param_values=0x85a62c48, invocation_hint=0xcfbe3f64, marshal_data=0x37acfb0) at gmarshal.c:79
#15 0x0b2e17a7 in g_type_class_meta_marshal (closure=0x8a648720, return_value=0x0, n_param_values=1, param_values=0x85a62c48, invocation_hint=0xcfbe3f64, marshal_data=0x1fc) at gclosure.c:878
#16 0x0b2e2ee3 in g_closure_invoke (closure=0x8a648720, return_value=0x0, n_param_values=1, param_values=0x85a62c48, invocation_hint=0xcfbe3f64) at gclosure.c:767
#17 0x0b2fa7f9 in signal_emit_unlocked_R (node=0x83973440, detail=0, instance=0x845a7540, emission_return=0x0, instance_and_params=0x85a62c48) at gsignal.c:3182
#18 0x0b2fcc58 in g_signal_emit_valist (instance=0x845a7540, signal_id=152, detail=0, var_args=0xcfbe415c "@uZ\204`�}#") at gsignal.c:2983
#19 0x0b2fcfb5 in g_signal_emit (instance=0x845a7540, signal_id=152, detail=0) at gsignal.c:3040
#20 0x037abafa in gtk_button_released (button=0x845a7540) at gtkbutton.c:1180
#21 0x037abb31 in gtk_button_button_release (widget=0x845a7540, event=0x84921488) at gtkbutton.c:1719
#22 0x038789a4 in _gtk_marshal_BOOLEAN__BOXED (closure=0x8500fdb0, return_value=0xcfbe43f8, n_param_values=2, param_values=0x848b7cd8, invocation_hint=0xcfbe43e4, marshal_data=0x37abb00) at gtkmarshalers.c:85
#23 0x0b2e17a7 in g_type_class_meta_marshal (closure=0x8500fdb0, return_value=0xcfbe43f8, n_param_values=2, param_values=0x848b7cd8, invocation_hint=0xcfbe43e4, marshal_data=0xc4) at gclosure.c:878
#24 0x0b2e2ee3 in g_closure_invoke (closure=0x8500fdb0, return_value=0xcfbe43f8, n_param_values=2, param_values=0x848b7cd8, invocation_hint=0xcfbe43e4) at gclosure.c:767
#25 0x0b2fad48 in signal_emit_unlocked_R (node=0x7d6ccd00, detail=0, instance=0x845a7540, emission_return=0xcfbe456c, instance_and_params=0x848b7cd8) at gsignal.c:3290
#26 0x0b2fc932 in g_signal_emit_valist (instance=0x845a7540, signal_id=43, detail=0, var_args=0xcfbe45e0 "�E��@uZ\204�E���&\233\003@uZ\204@w9\200") at gsignal.c:2993
#27 0x0b2fcfb5 in g_signal_emit (instance=0x845a7540, signal_id=43, detail=0) at gsignal.c:3040
#28 0x039ace56 in gtk_widget_event_internal (widget=0x845a7540, event=0x84921488) at gtkwidget.c:6078
#29 0x03872929 in gtk_propagate_event (widget=0x845a7540, event=0x84921488) at gtkmain.c:2597
#30 0x03873a36 in gtk_main_do_event (event=0x84921488) at gtkmain.c:1872
#31 0x035d105e in _gdk_event_emit (event=0x84921488) at gdkevents.c:71
#32 0x035f7ff8 in gdk_event_source_dispatch (source=0x81686b80, callback=0, user_data=0x0) at gdkeventsource.c:318
#33 0x0e6e3577 in g_main_context_dispatch (context=0x81686680) at gmain.c:2448
#34 0x0e6e75ee in g_main_context_iterate (context=0x81686680, block=1, dispatch=1, self=0x815f33c0) at gmain.c:3099
#35 0x0e6e79f7 in g_main_loop_run (loop=0x88f386a0) at gmain.c:3307
#36 0x03873f6d in gtk_main () at gtkmain.c:1358
#37 0x1c02245f in main (argc=-1979319296, argv=0x1) at main.c:1009
(gdb) bt full
#0  _gdk_x11_display_make_default (display=0x0) at gdkdisplay-x11.c:1864
	startup_id = Variable "startup_id" is not available.
(gdb) 

