Title: is_internal_meta_key error
Last modified: April 8, 2024

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# is_internal_meta_key error

 *  [Paul Vek](https://wordpress.org/support/users/paulvek/)
 * (@paulvek)
 * [2 years, 1 month ago](https://wordpress.org/support/topic/is_internal_meta_key-error/)
 *     ```wp-block-code
       [07-Apr-2024 13:41:42 UTC] is_internal_meta_key was called incorrectly. Generic add/update/get meta methods should not be used for internal meta data, including "_transaction_id". 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, do_action('woocommerce_checkout_order_processed'), WP_Hook->do_action, WP_Hook->apply_filters, WoocommerceIR_SMS_Orders->sendOrderSms, WoocommerceIR_SMS_Helper->ReplaceShortCodes, WC_Data->get_meta, WC_Data->is_internal_meta_key, wc_doing_it_wrong. This message was added in version 3.2.0.
       ```
   

The topic ‘is_internal_meta_key error’ is closed to new replies.

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 * 0 replies
 * 1 participant
 * Last reply from: [Paul Vek](https://wordpress.org/support/users/paulvek/)
 * Last activity: [2 years, 1 month ago](https://wordpress.org/support/topic/is_internal_meta_key-error/)
 * Status: not resolved