Title: PHP Warning: Undefined array key “id”
Last modified: November 16, 2023

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# PHP Warning: Undefined array key “id”

 *  [Randy Anderson](https://wordpress.org/support/users/jrandyanderson/)
 * (@jrandyanderson)
 * [2 years, 6 months ago](https://wordpress.org/support/topic/php-warning-undefined-array-key-id/)
 * Upon upgrading to PHP 8.1, I received this warning message:
 *     ```wp-block-code
       [11-Nov-2023 06:07:19 UTC] PHP Warning: Undefined array key "id" in /dom43717/wp-content/plugins/contact-form-advanced-database/lib/display/cf7-db-view.php on line 7
       ```
   

The topic ‘PHP Warning: Undefined array key “id”’ is closed to new replies.

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## Tags

 * [php 8.1](https://wordpress.org/support/topic-tag/php-8-1/)

 * 0 replies
 * 1 participant
 * Last reply from: [Randy Anderson](https://wordpress.org/support/users/jrandyanderson/)
 * Last activity: [2 years, 6 months ago](https://wordpress.org/support/topic/php-warning-undefined-array-key-id/)
 * Status: not resolved