[107] Plugin_abstract.php: backtrace:

[89] Page.php: plg_Plugin_abstract::__callStatic("force_404", array())
[7] Page_view.php: plg_Page::initialize()
[168] Cms.php: plg_Page_view->process()
[7] index.php: Cms->run()

[108] Plugin_abstract.php: Method force_404() does not exist or the arguments are not supported

[109] Plugin_abstract.php / plg_Plugin_abstract::__callStatic()
i4 halted suddenly.