Fatal error

There is a fatal error with the plugin:

2024-10-15T00:03:51+00:00 Critico Uncaught Error: Call to a member function get_code() on null in /home/customer/www/*******/public_html/wp-content/plugins/aco-woo-dynamic-pricing/includes/class-awdp-front-end.php:387  
Contesto aggiuntivo
{
    "error": {
        "type": 1,
        "file": "/home/customer/www/*******/public_html/wp-content/plugins/aco-woo-dynamic-pricing/includes/class-awdp-front-end.php",
        "line": 387
    },
    "backtrace": [
        "",
        "#0 /home/customer/www/*******/public_html/wp-includes/class-wp-hook.php(324): AWDP_Front_End->coupon_message('Inserisci un co...', 111, NULL)",
        "#1 /home/customer/www/*******/public_html/wp-includes/plugin.php(205): WP_Hook->apply_filters('Inserisci un co...', Array)",
        "#2 /home/customer/www/*******/public_html/wp-content/plugins/woocommerce/includes/class-wc-coupon.php(1144): apply_filters('woocommerce_cou...', 'Inserisci un co...', 111, NULL)",
        "#3 /home/customer/www/*******/public_html/wp-content/plugins/woocommerce/includes/class-wc-ajax.php(258): WC_Coupon::get_generic_coupon_error(111)",
        "#4 /home/customer/www/*******/public_html/wp-includes/class-wp-hook.php(324): WC_AJAX::apply_coupon('')",
        "#5 /home/customer/www/*******/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters('', Array)",
        "#6 /home/customer/www/*******/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array)",
        "#7 /home/customer/www/*******/public_html/wp-content/plugins/woocommerce/includes/class-wc-ajax.php(96): do_action('wc_ajax_apply_c...')",
        "#8 /home/customer/www/*******/public_html/wp-includes/class-wp-hook.php(324): WC_AJAX::do_wc_ajax('')",
        "#9 /home/customer/www/*******/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters(false, Array)",
        "#10 /home/customer/www/*******/public_html/wp-includes/plugin.php(517): WP_Hook->do_action(Array)",
        "#11 /home/customer/www/*******/public_html/wp-includes/template-loader.php(13): do_action('template_redire...')",
        "#12 /home/customer/www/*******/public_html/wp-blog-header.php(19): require_once('/home/customer/...')",
        "#13 /home/customer/www/*******/public_html/index.php(17): require('/home/customer/...')",
        "#14 {main}",
        "thrown"
    ]
}