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Warning (2): Uninitialized string offset 0 [CORE/Cake/View/Helper.php, line 359]

            list($plugin, $path) = $this->_View->pluginSplit($path, false);
        }
        if (!empty($options['pathPrefix']) && $path[0] !== '/') {

Helper::assetUrl() - CORE/Cake/View/Helper.php, line 359
HtmlHelper::script() - CORE/Cake/View/Helper/HtmlHelper.php, line 576
include - APP/View/Layouts/default.ctp, line 25
View::_evaluate() - CORE/Cake/View/View.php, line 971
View::_render() - CORE/Cake/View/View.php, line 933
View::renderLayout() - CORE/Cake/View/View.php, line 546
View::render() - CORE/Cake/View/View.php, line 481
Controller::render() - CORE/Cake/Controller/Controller.php, line 968
Dispatcher::_invoke() - CORE/Cake/Routing/Dispatcher.php, line 200
Dispatcher::dispatch() - CORE/Cake/Routing/Dispatcher.php, line 167
[main] - APP/webroot/index.php, line 108

DEFININGEQUATION: equation for the candela