#0  IA__g_logv (log_domain=0x7f8aa10862c3 "Gdk", log_level=G_LOG_LEVEL_ERROR, 
    format=0x7f8aa10a3a87 "%s", args1=0x7fffaad27500)
    at /build/buildd/glib2.0-2.19.6/glib/gmessages.c:503
	depth = <value optimized out>
	domain = (GLogDomain *) 0x1b86c80
	data = (gpointer) 0x0
	log_func = (GLogFunc) 0x7f8a9f2afcf0 <IA__g_log_default_handler>
	domain_fatal_mask = 5
	test_level = G_LOG_FLAG_FATAL
	was_recursion = 0
	i = <value optimized out>
#1  0x00007f8a9f2b0643 in IA__g_log (log_domain=0x7f8a9e5b1a00 "", 
    log_level=0, format=0x7f8a9e5b1a60 "ÀâÂ\001")
    at /build/buildd/glib2.0-2.19.6/glib/gmessages.c:517
	args = {{gp_offset = 32, fp_offset = 48, 
    overflow_arg_area = 0x7fffaad275e0, reg_save_area = 0x7fffaad27520}}
#2  0x00007f8aa106e642 in gdk_x_error (display=<value optimized out>, 
    error=<value optimized out>)
    at /build/buildd/gtk+2.0-2.15.3/gdk/x11/gdkmain-x11.c:641
	buf = "BadWindow (invalid Window parameter)", '\0' <repeats 27 times>
#3  0x00007f8a9efa75b4 in _XError () from /usr/lib/libX11.so.6
#4  0x00007f8a9efaf06b in _XReply () from /usr/lib/libX11.so.6
#5  0x00007f8a9ef8c246 in XGetWindowProperty () from /usr/lib/libX11.so.6
#6  0x000000000040ed12 in ?? ()
#7  0x000000000040ed8f in ?? ()
#8  0x000000000040ed8f in ?? ()
#9  0x000000000040ed8f in ?? ()
#10 0x000000000040ed8f in ?? ()
#11 0x000000000040ee27 in ?? ()
#12 0x000000000040ef70 in ?? ()
#13 0x000000000040f715 in ?? ()
#14 0x0000000000408e5d in ?? ()
#15 0x00007f8a9e2625a6 in __libc_start_main () from /lib/libc.so.6
#16 0x0000000000403a29 in ?? ()
#17 0x00007fffaad283b8 in ?? ()
#18 0x000000000000001c in ?? ()
#19 0x0000000000000001 in ?? ()
#20 0x00007fffaad29940 in ?? ()
#21 0x0000000000000000 in ?? ()