The latest update broke the sites!

After the update, I can’t access the admin panel. The following error appears:

Fatal error: Uncaught Error: Class 'WCL_Page' not found in wp-content/plugins/clearfy_package/admin/pages/class-pages-performance-preload.php:13 
Stack trace: 
#0 wp-content/plugins/clearfy/libs/factory/core/includes/class-factory-plugin-abstract.php(352): require_once() 
#1 wp-content/plugins/clearfy_package/boot.php(29): Wbcr_Factory480_Plugin->registerPage('WCL_Performance...', '...') 
#2 wp-includes/class-wp-hook.php(324): {closure}('') 
#3 wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) 
#4 wp-includes/plugin.php(517): WP_Hook->do_action(Array) 
#5 wp-settings.php(559): do_action('plugins_loaded') 
#6 wp-config.php(39): require_once('...') 
#7 wp in wp-content/plugins/clearfy_package/admin/pages/class-pages-performance-preload.php on line 13