Title: Error in debug log
Last modified: December 3, 2021

---

# Error in debug log

 *  Resolved [Christoph Jaenisch](https://wordpress.org/support/users/campaz/)
 * (@campaz)
 * [4 years, 5 months ago](https://wordpress.org/support/topic/error-in-debug-log-23/)
 * /EDIT: Sorry, wrong support forum 🙂
 * Hi,
    I am getting this error in my debug_log when going to the checkout, can 
   you please check this?
 *     ```
        PHP Notice:  Undefined index: enable_on_checkout in <PATH>\wp-content\plugins\ajax-cart-autoupdate-for-woocommerce\ajax-cart-autoupdate-for-woocommerce.php on line 331
       [03-Dec-2021 12:38:31 UTC] PHP Stack trace:
       [03-Dec-2021 12:38:31 UTC] PHP   1. {main}() <PATH>\index.php:0
       [03-Dec-2021 12:38:31 UTC] PHP   2. require() <PATH>\index.php:17
       [03-Dec-2021 12:38:31 UTC] PHP   3. require_once() <PATH>\wp-blog-header.php:19
       [03-Dec-2021 12:38:31 UTC] PHP   4. do_action() <PATH>\wp-includes\template-loader.php:13
       [03-Dec-2021 12:38:31 UTC] PHP   5. WP_Hook->do_action() <PATH>\wp-includes\plugin.php:470
       [03-Dec-2021 12:38:31 UTC] PHP   6. WP_Hook->apply_filters() <PATH>\wp-includes\class-wp-hook.php:327
       [03-Dec-2021 12:38:31 UTC] PHP   7. {closure:<PATH>\wp-content\plugins\ajax-cart-autoupdate-for-woocommerce\ajax-cart-autoupdate-for-woocommerce.php:329-329}() <PATH>\wp-includes\class-wp-hook.php:303
       [03-Dec-2021 12:38:31 UTC] PHP   8. ajax_cart_autoupdate() <PATH>\wp-content\plugins\ajax-cart-autoupdate-for-woocommerce\ajax-cart-autoupdate-for-woocommerce.php:329
       ```
   
 * Thanks in advance!
    Best regards, Christoph
    -  This topic was modified 4 years, 5 months ago by [Christoph Jaenisch](https://wordpress.org/support/users/campaz/).

Viewing 1 replies (of 1 total)

 *  Plugin Author [ThemeHigh](https://wordpress.org/support/users/themehigh/)
 * (@themehigh)
 * [4 years, 5 months ago](https://wordpress.org/support/topic/error-in-debug-log-23/#post-15134904)
 * Thank you for letting us know 🙂

Viewing 1 replies (of 1 total)

The topic ‘Error in debug log’ is closed to new replies.

 * ![](https://ps.w.org/woo-multistep-checkout/assets/icon-256x256.png?rev=1832063)
 * [MultiStep Checkout for WooCommerce](https://wordpress.org/plugins/woo-multistep-checkout/)
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 * 1 reply
 * 2 participants
 * Last reply from: [ThemeHigh](https://wordpress.org/support/users/themehigh/)
 * Last activity: [4 years, 5 months ago](https://wordpress.org/support/topic/error-in-debug-log-23/#post-15134904)
 * Status: resolved