.
Thread 1 (process 1785):
#0  xfpm_brightness_widget_destroy (data=0x9e92618)
    at xfpm-brightness-widget.c:214
	widget = <value optimized out>
#1  0x0072c0cc in ?? () from /lib/libglib-2.0.so.0
No symbol table info available.
#2  0x0072b955 in g_main_context_dispatch () from /lib/libglib-2.0.so.0
No symbol table info available.
#3  0x0072f658 in ?? () from /lib/libglib-2.0.so.0
No symbol table info available.
#4  0x0072fbaf in g_main_loop_run () from /lib/libglib-2.0.so.0
No symbol table info available.
#5  0x00428a29 in gtk_marshal_VOID__POINTER_UINT_UINT (closure=0x9eaca00, 
    return_value=0x804dec0, n_param_values=166382080, param_values=0x0, 
    invocation_hint=0xbfe92748, marshal_data=0xf763f0)
    at /build/buildd/gtk+2.0-2.19.4/gtk/gtkmarshal.c:915
	data1 = (gpointer) 0x9eaca00
	data2 = (gpointer) 0xbfe92718
	__PRETTY_FUNCTION__ = "gtk_marshal_VOID__POINTER_UINT_UINT"
#6  0x0804d70f in xfpm_start (bus=<value optimized out>) at xfpm-main.c:111
	manager = (XfpmManager *) 0x9eaca00
	session = (XfpmSession *) 0x9eac9c0
	error = (GError *) 0x0
#7  0x0804dea7 in main (argc=1, argv=0xbfe927f4) at xfpm-main.c:250
	bus = (DBusGConnection *) 0x9ec150c
	error = (GError *) 0x0
	proxy = <value optimized out>
	run = 0
	quit = 0
	config = 0
	version = 0
	reload = 1
	option_entries = {{long_name = 0x80630a6 "run", short_name = 114 'r', 
    flags = 1, arg = G_OPTION_ARG_NONE, arg_data = 0xbfe92728, 
    description = 0x0, arg_description = 0x0}, {
    long_name = 0x80630aa "no-daemon", short_name = 0 '\0', flags = 2, 
    arg = G_OPTION_ARG_NONE, arg_data = 0x8068484, 
    description = 0x80630b4 "Do not daemonize", arg_description = 0x0}, {
    long_name = 0x8063d2c "restart", short_name = 0 '\0', flags = 2, 
    arg = G_OPTION_ARG_NONE, arg_data = 0xbfe92718, 
    description = 0x8062e98 "Restart the running instance of Xfce power manager", arg_description = 0x0}, {long_name = 0x80630c5 "customize", 
    short_name = 99 'c', flags = 2, arg = G_OPTION_ARG_NONE, 
    arg_data = 0xbfe92720, 
    description = 0x80630cf "Show the configuration dialog", 
    arg_description = 0x0}, {long_name = 0x8065931 "quit", 
    short_name = 113 'q', flags = 2, arg = G_OPTION_ARG_NONE, 
    arg_data = 0xbfe92724, 
    description = 0x8062ecc "Quit any running xfce power manager", 
    arg_description = 0x0}, {long_name = 0x80630ed "version", 
    short_name = 86 'V', flags = 2, arg = G_OPTION_ARG_NONE, 
    arg_data = 0xbfe9271c, description = 0x80630f5 "Version information", 
    arg_description = 0x0}, {long_name = 0x8063109 "sm-client-id", 
    short_name = 0 '\0', flags = 1, arg = G_OPTION_ARG_STRING, 
    arg_data = 0x8068488, description = 0x0, arg_description = 0x0}, {
    long_name = 0x0, short_name = 0 '\0', flags = 0, arg = G_OPTION_ARG_NONE, 
    arg_data = 0x0, description = 0x0, arg_description = 0x0}}