アップデートしたところエラーになりました

出力されているエラーは以下のとおりです。

Fatal error: Uncaught Error: Call to undefined function is_wc_endpoint_url() in
/wp-content/themes/snow-monkey/app/setup/dependency/snow-monkey-blocks.php:117 Stack trace: #0
/wp-includes/class-wp-hook.php(287): {closure}() #1
/wp-includes/class-wp-hook.php(311): WP_Hook->apply_filters() #2
/wp-includes/plugin.php(478): WP_Hook->do_action() #3
/wp-includes/template-loader.php(13): do_action() #4
/wp-blog-header.php(19): require_once('/home/***/vhos...') #5
/index.php(17): require('/home/***/vhos...') #6 {main} thrown in
/wp-content/themes/snow-monkey/app/setup/dependency/snow-monkey-blocks.php on line 117