.
Thread 1 (process 4579):
#0  0xb7793ae8 in IA__g_type_check_instance_cast (type_instance=0xaaaaaaaa, 
    iface_type=145374384) at /build/buildd/glib2.0-2.19.8/gobject/gtype.c:3723
No locals.
#1  0xb62c4dec in set_item_text (mi=0x8d30678, text=0xb62d185e "Mi_nimize")
    at window-action-menu.c:359
No locals.
#2  0xb62c57a8 in update_menu_state (menu=0x8d521c8)
    at window-action-menu.c:424
	priv = (WnckActionMenuPrivate *) 0x8d522d0
	actions = 522231
	screen = (WnckScreen *) 0x87e5480
	workspace = <value optimized out>
	viewport_mode = 0
	move_workspace_sensitive = 1
#3  0xb76e8bf1 in g_idle_dispatch (source=0x8a24510, callback=0xaaaaaaaa, 
    user_data=0x8d521c8) at /build/buildd/glib2.0-2.19.8/glib/gmain.c:3922
No locals.
#4  0xb76eaaf8 in IA__g_main_context_dispatch (context=0x87e68c0)
    at /build/buildd/glib2.0-2.19.8/glib/gmain.c:1814
No locals.
#5  0xb76ee05b in g_main_context_iterate (context=0x87e68c0, block=1, 
    dispatch=1, self=0x87b75d8)
    at /build/buildd/glib2.0-2.19.8/glib/gmain.c:2448
	max_priority = 200
	timeout = 0
	some_ready = 1
	nfds = 21
	allocated_nfds = <value optimized out>
	fds = (GPollFD *) 0x8baaf00
	__PRETTY_FUNCTION__ = "g_main_context_iterate"
#6  0xb76ee52a in IA__g_main_loop_run (loop=0x8960708)
    at /build/buildd/glib2.0-2.19.8/glib/gmain.c:2656
	self = (GThread *) 0x87b75d8
	__PRETTY_FUNCTION__ = "IA__g_main_loop_run"
#7  0xb7b7e799 in IA__gtk_main ()
    at /build/buildd/gtk+2.0-2.15.4/gtk/gtkmain.c:1205
	tmp_list = (GList *) 0x880dcb8
	functions = (GList *) 0x0
	init = (GtkInitFunction *) 0xbfa59624
	loop = (GMainLoop *) 0x8960708
#8  0x08062f9c in main (argc=) at main.c:147
	context = <value optimized out>
	program = <value optimized out>
	app = (GAppInfo *) 0xbfa59578
	new_app = (GAppInfo *) 0x805e6d4
	gc = (GConfClient *) 0x880dcb8
	l = (GList *) 0xb7065eac