octobercms/october · error · ApplicationException

backend::lang.partial.invalid_name

Error message

backend::lang.partial.invalid_name

What it means

Error "backend::lang.partial.invalid_name" thrown in octobercms/october.

Source

Thrown at modules/backend/classes/Controller.php:462

    public function getAjaxHandler()
    {
        $request = $this->getAjaxRequest();

        if ($request->hasAjaxHandler()) {
            return $request->qualifiedHandler;
        }

        return null;
    }

    /**
     * makePartialForAjax proxies to makePartial
     * @see \Larajax\Traits\AjaxController
     */
    protected function makePartialForAjax($partial)
    {
        if (!preg_match('/^(?!.*\/\/)[a-z0-9\_][a-z0-9\_\-\/]*$/i', $partial)) {
            throw new ApplicationException(Lang::get('backend::lang.partial.invalid_name', ['name'=>e($partial)]));
        }

        return $this->makePartial($partial);
    }

    /**
     * makeCallForAjax proxies to makeCallMethod
     * @see \Larajax\Traits\AjaxController
     */
    protected function makeCallForAjax($callable, $parameters)
    {
        [$instance, $method] = $callable;

        if ($instance instanceof \Backend\Classes\WidgetBase) {
            $this->addViewPath($instance->getViewPaths());

            $result = $this->makeCallMethod($instance, $method, $parameters);

View on GitHub (pinned to b608633a7e)

When it happens

Trigger: Thrown at modules/backend/classes/Controller.php:462 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of octobercms/october@b608633a7e (2026-08-21). Data as JSON: /api/errors/ecb3ea764ec05786. Report an issue: GitHub.