File Content: include.php <?php include_once HALSTEIN_CORE_INC_PATH . '/header/layouts/standard/helper.php'; include_once HALSTEIN_CORE_INC_PATH . '/header/layouts/standard/class-halsteincore-standard-header.php'; include_once HALSTEIN_CORE_INC_PATH . '/header/layouts/standard/dashboard/admin/standard-header-options.php'; include_once HALSTEIN_CORE_INC_PATH . '/header/layouts/standard/dashboard/meta-box/standard-header-meta-box.php'; Submit