Ubuntu

Comment 2 for bug 609154

StacktraceTop:
 g_type_check_instance (type_instance=0x0)
 g_signal_connect_data (instance=0x0,
 gtk_menu_shell_init (menu_shell=0x9112018)
 g_type_create_instance (type=150498896)
 g_object_constructor (type=150498896,