protected function removeEmptyDetailPages($jumpTos)
    {
        // Remove the detail pages.
        foreach ($jumpTos as $jumpTo) {
            // Get the page from the url.
            $event = new GetPageDetailsEvent($jumpTo['value']);
            $this->getEventDispatcher()->dispatch(ContaoEvents::CONTROLLER_GET_PAGE_DETAILS, $event);

            $pageDetails = $event->getPageDetails();

            // Check if we have a page If not go to the next one.
            if ($pageDetails === null) {
                continue;
            }

            // Make a full url from it.
            $baseUrl = $this->getBaseUrl($pageDetails);

            if (($strKey = array_search($baseUrl->getUrl(), $this->foundPages)) !== false) {
                unset($this->foundPages[$strKey]);
            }

            // Make a full url from it without the https.
            $baseUrl = $this->getBaseUrl($pageDetails, null, true);

            if (($strKey = array_search($baseUrl->getUrl(), $this->foundPages)) !== false) {
                unset($this->foundPages[$strKey]);
            }
        }
    }