Edit File: TransientTrait.php
<?php namespace WP_Rocket\Engine\CriticalPath; trait TransientTrait { /** * Updates CPCSS running transient with status notices. * * @since 3.6 * * @param array $transient Transient to be updated. * @param string $item_path Path for processed item. * @param bool $mobile If this request is for mobile cpcss. * @param string $message CPCSS reply message. * @param bool/string $success CPCSS success or failure. * @return void */ private function update_running_transient( $transient, $item_path, $mobile, $message, $success ) { $path = ! (bool) $mobile ? $item_path : str_replace( '-mobile.css', '.css', $item_path ); $transient['items'][ $path ]['status'][ ! (bool) $mobile ? 'nonmobile' : 'mobile' ]['message'] = $message; $transient['items'][ $path ]['status'][ ! (bool) $mobile ? 'nonmobile' : 'mobile' ]['success'] = $success; set_transient( 'rocket_critical_css_generation_process_running', $transient, HOUR_IN_SECONDS ); } }