PHP Fatal error

After the latest update, I got this… any idea whats happening?

PHP Fatal error:  Uncaught Error: Cannot use object of type WP_Error as array in /home/wp-content/plugins/clearfy/includes/helpers.php:355
Stack trace:
#0 /home/wp-content/plugins/clearfy/includes/boot.php(20): WCL_Helper::fetch_google_page_speed_audit()
#1 /home/wp-includes/class-wp-hook.php(292): WCL_Plugin->{closure}()
#2 /home/wp-includes/class-wp-hook.php(316): WP_Hook->apply_filters()
#3 /home/wp-includes/plugin.php(551): WP_Hook->do_action()
#4 /home/wp-cron.php(138): do_action_ref_array()
#5 {main}
  thrown in /home/wp-content/plugins/clearfy/includes/helpers.php on line 355