{"id":19021201,"date":"2026-09-16T05:10:13","date_gmt":"2026-09-16T05:10:13","guid":{"rendered":"https:\/\/wordpress.org\/support\/topic\/error-during-checkout-9\/"},"modified":"2026-09-16T05:10:13","modified_gmt":"2026-09-16T05:10:13","slug":"error-during-checkout-9","status":"publish","type":"topic","link":"https:\/\/wordpress.org\/support\/topic\/error-during-checkout-9\/","title":{"rendered":"Error during checkout"},"content":{"rendered":"\n

Please look into this error stack trace and fix the issue. The issue appears to be related to the WC Blacklist Manager plugin during the checkout\/PayPal payment process.[error] 39838#39838: *4444523 FastCGI sent in stderr: “PHP message: is_internal_meta_key was called incorrectly. Generic add\/update\/get meta methods should not be used for internal meta data, including “_shipping_phone”. Use getters and setters. Backtrace: require(‘wp-blog-header.php’), require_once(‘wp-includes\/template-loader.php’), do_action(‘template_redirect’), WP_Hook->do_action, WP_Hook->apply_filters, WC_AJAX::do_wc_ajax, do_action(‘wc_ajax_checkout’), WP_Hook->do_action, WP_Hook->apply_filters, WC_AJAX::checkout, WC_Checkout->process_checkout, WC_Checkout->create_order, do_action(‘woocommerce_checkout_update_order_meta’), WP_Hook->do_action, WP_Hook->apply_filters, WC_Blacklist_Manager_Checkout_Verification_Coordinator->persist_order_evidence, WC_Blacklist_Manager_Checkout_Verification_Coordinator->context_from_order, WC_Blacklist_Manager_Checkout_Verification_Coordinator->order_value, WC_Data->get_meta, WC_Data->is_internal_meta_key, wc_doing_it_wrong. This message was added in version 3.2.0″ while reading response header from upstream, client: 98.97.36.143, server: familylocket.com<\/a>, request: “POST \/?wc-ajax=checkout HTTP\/2.0”, upstream: “fastcgi:\/\/unix:\/var\/run\/php8.3-fpm-familylocket.sock:”, host: “familylocket.com:29462<\/a>“, referrer: “https:\/\/familylocket.com\/checkout\/<\/a>“<\/p>\n","protected":false},"template":"","class_list":["post-19021201","topic","type-topic","status-publish","hentry"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/19021201","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic"}],"about":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":0,"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/topic\/19021201\/revisions"}],"wp:attachment":[{"href":"https:\/\/wordpress.org\/support\/wp-json\/wp\/v2\/media?parent=19021201"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}