#0  0x00007fb1673b6c42 in g_slice_free_chain_with_offset ()
   from /lib/libglib-2.0.so.0
No symbol table info available.
#1  0x000000000040801d in xfce_appfinder_window_finalize (object=0x1ef2060)
    at xfce-appfinder-window.c:450
	window = <value optimized out>
#2  0x00007fb16763352f in g_object_unref () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#3  0x00007fb16807ee68 in gtk_main_do_event ()
   from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#4  0x00007fb167ae2cdc in gdk_event_dispatch (source=<value optimized out>, 
    callback=<value optimized out>, user_data=<value optimized out>)
    at /build/buildd/gtk+2.0-2.18.3/gdk/x11/gdkevents-x11.c:2369
	display = <value optimized out>
	event = <value optimized out>
#5  0x00007fb167398bbe in g_main_context_dispatch ()
   from /lib/libglib-2.0.so.0
No symbol table info available.
#6  0x00007fb16739c588 in ?? () from /lib/libglib-2.0.so.0
No symbol table info available.
#7  0x00007fb16739c9e5 in g_main_loop_run () from /lib/libglib-2.0.so.0
No symbol table info available.
#8  0x00007fb16807f177 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#9  0x00000000004058d8 in main (argc=1, argv=0x7fff93b40468) at main.c:114
	error = (GError *) 0x0