Get an error while want to use test text box

Do rozwi?zania problemu, mog? by? potrzebne poni?sze dane:
WordPress w wersji 6.3.1
Aktualny motyw: soledad (wersja 8.3.9)
Aktualna wtyczka: WooCommerce Email Orders (wersja 1.2.2)
Wersja PHP: 7.4.33

Szczegó?y b??du
===================
B??d typu E_ERROR zosta? spowodowany w linii 225 pliku /home/kqfhdxwh/public_html/swiezo-upieczona.com.pl/wp-content/plugins/woo-email-orders/controllers/cronController.php. Komunikat b??du: Uncaught Error: Call to undefined method Automattic\WooCommerce\Admin\Overrides\OrderRefund::get_billing_country() in /home/kqfhdxwh/public_html/swiezo-upieczona.com.pl/wp-content/plugins/woo-email-orders/controllers/cronController.php:225
Stack trace:
#0 /home/kqfhdxwh/public_html/swiezo-upieczona.com.pl/wp-content/plugins/woo-email-orders/controllers/cronController.php(76): WooCommerceEmailOrders\Controllers\cronController->emailOrderDigest(‘2023-09-15’)
#1 /home/kqfhdxwh/public_html/swiezo-upieczona.com.pl/wp-includes/class-wp-hook.php(310): WooCommerceEmailOrders\Controllers\cronController->updateSettings(”)
#2 /home/kqfhdxwh/public_html/swiezo-upieczona.com.pl/wp-includes/class-wp-hook.php(334): WP_Hook->apply_filters(”, Array)
#3 /home/kqfhdxwh/public_html/swiezo-upieczona.com.pl/wp-includes/plugin.php(517): WP_Hook->do_action(Array)
#4 /home/kqfhdxwh/public_html/swiezo-upieczona.com.pl/wp-content/plugins/woocommerce/includes/admin/class-wc-admin-settings.php(78): do_action(‘woocommerce_upd…’)
#5 /h

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