Comment 29 for bug 1439288

And for good measure a gdb trace:

geek@liv-inspiron:~$ gdb thunar
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Reading symbols from thunar...Reading symbols from /usr/lib/debug/.build-id/7e/32b458faa818dfd7b90e73b285432feeed12c8.debug...done.
done.
(gdb) run
Starting program: /usr/bin/thunar
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7fffedaec700 (LWP 1014)]
[New Thread 0x7fffed2eb700 (LWP 1016)]
[New Thread 0x7fffe4f7f700 (LWP 1018)]

(thunar:1010): GLib-CRITICAL **: Source ID 169 was not found when attempting to remove it

(thunar:1010): Gdk-CRITICAL **: IA__gdk_window_get_window_type: assertion 'GDK_IS_WINDOW (window)' failed

(thunar:1010): GLib-CRITICAL **: Source ID 296 was not found when attempting to remove it

Program received signal SIGSEGV, Segmentation fault.
_dbus_watch_invalidate (watch=0x0) at ../../dbus/dbus-watch.c:171
171 ../../dbus/dbus-watch.c: No such file or directory.
(gdb) bt
#0 _dbus_watch_invalidate (watch=0x0) at ../../dbus/dbus-watch.c:171
#1 0x00007ffff54449cd in free_watches (transport=transport@entry=0x5555558495a0) at ../../dbus/dbus-transport-socket.c:83
#2 0x00007ffff5444a39 in socket_disconnect (transport=0x5555558495a0) at ../../dbus/dbus-transport-socket.c:1019
#3 0x00007ffff5443ea7 in _dbus_transport_disconnect (transport=0x5555558495a0) at ../../dbus/dbus-transport.c:509
#4 0x00007ffff5444675 in _dbus_transport_queue_messages (transport=0x5555558495a0) at ../../dbus/dbus-transport.c:1165
#5 0x00007ffff542d539 in _dbus_connection_get_dispatch_status_unlocked (connection=0x555555849c20) at ../../dbus/dbus-connection.c:4238
#6 0x00007ffff542df86 in dbus_connection_get_dispatch_status (connection=0x555555849c20) at ../../dbus/dbus-connection.c:4369
#7 0x00007ffff5671cc3 in message_queue_prepare (source=<optimized out>, timeout=timeout@entry=0x7fffffffdcb4) at dbus-gmain.c:71
#8 0x00007ffff4b9e68d in g_main_context_prepare (context=context@entry=0x5555558472f0, priority=priority@entry=0x7fffffffdd38) at /build/buildd/glib2.0-2.40.2/./glib/gmain.c:3352
#9 0x00007ffff4b9ef03 in g_main_context_iterate (context=0x5555558472f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>)
    at /build/buildd/glib2.0-2.40.2/./glib/gmain.c:3714
#10 0x00007ffff4b9f30a in g_main_loop_run (loop=0x5555560ecb70) at /build/buildd/glib2.0-2.40.2/./glib/gmain.c:3928
#11 0x00007ffff6a28417 in gtk_main () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#12 0x0000555555577809 in main (argc=1, argv=0x7fffffffdf48) at main.c:310
(gdb) quit
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 Inferior 1 [process 1010] will be killed.

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