Trashing Products Orders Fatal Error

We have an issue where fatal error occurs when adding orders or items to trash

Warning: Undefined array key 0 in /srv/users/rsfbathrooms/apps/rsfbathrooms/public/wp-content/plugins/custom-order-statuses-for-woocommerce-pro/includes/class-alg-wc-custom-order-statuses-core.php on line 233

Fatal error: Uncaught Error: Call to undefined method Automattic\WooCommerce\Admin\Overrides\OrderRefund::update_status() in /srv/users/rsfbathrooms/apps/rsfbathrooms/public/wp-content/plugins/custom-order-statuses-for-woocommerce-pro/includes/class-alg-wc-custom-order-statuses-core.php:243 Stack trace: #0 /srv/users/rsfbathrooms/apps/rsfbathrooms/public/wp-includes/class-wp-hook.php(326): Alg_WC_Custom_Order_Statuses_Core->update_order_status_on_trash(675270) #1 /srv/users/rsfbathrooms/apps/rsfbathrooms/public/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(NULL, Array) #2 /srv/users/rsfbathrooms/apps/rsfbathrooms/public/wp-includes/plugin.php(517): WP_Hook->do_action(Array) #3 /srv/users/rsfbathrooms/apps/rsfbathrooms/public/wp-includes/post.php(3757): do_action(‘wp_trash_post’, 675270, ‘publish’) #4 /srv/users/rsfbathrooms/apps/rsfbathrooms/public/wp-admin/post.php(260): wp_trash_post(675270) #5 {main} thrown in /srv/users/rsfbathrooms/apps/rsfbathrooms/public/wp-content/plugins/custom-order-statuses-for-woocommerce-pro/includes/class-alg-wc-custom-order-statuses-core.phpon line 243