Title: PHP Warning: Undefined array key 1
Last modified: May 7, 2024

---

# PHP Warning: Undefined array key 1

 *  Resolved [UMBC](https://wordpress.org/support/users/umbc/)
 * (@umbc)
 * [2 years ago](https://wordpress.org/support/topic/php-warning-undefined-array-key-1-2/)
 *     ```wp-block-code
       Good morning, I am getting some PHP warnings with Filebird v 6.2 and PHP 8.2 with WP 6.5.2
   
       Here's some of the error.log:
   
   
   
       [07-May-2024 09:35:50 UTC] PHP Warning: Undefined array key 1 in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Attempt to read property "attachment_ids" on null in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Undefined array key 9 in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Attempt to read property "attachment_ids" on null in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Undefined array key 73 in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Attempt to read property "attachment_ids" on null in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Undefined array key 75 in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Attempt to read property "attachment_ids" on null in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Undefined array key 83 in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Attempt to read property "attachment_ids" on null in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Undefined array key 88 in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Attempt to read property "attachment_ids" on null in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Undefined array key 96 in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Attempt to read property "attachment_ids" on null in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Undefined array key 98 in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Attempt to read property "attachment_ids" on null in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Undefined array key 99 in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Attempt to read property "attachment_ids" on null in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Undefined array key 133 in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       [07-May-2024 09:35:50 UTC] PHP Warning: Attempt to read property "attachment_ids" on null in /code/wp-content/plugins/filebird-pro/includes/Model/Folder.php on line 510
       ```
   

Viewing 3 replies - 1 through 3 (of 3 total)

 *  Plugin Support [alina98](https://wordpress.org/support/users/alina98/)
 * (@alina98)
 * [2 years ago](https://wordpress.org/support/topic/php-warning-undefined-array-key-1-2/#post-17738739)
 * Hi [@umbc](https://wordpress.org/support/users/umbc/),
   Thanks for reaching out!
   Please let me check with the dev and I will feed you back as son as possible.
   Kind regards,Alina
 *  Plugin Support [mialewp](https://wordpress.org/support/users/mialewp/)
 * (@mialewp)
 * [2 years ago](https://wordpress.org/support/topic/php-warning-undefined-array-key-1-2/#post-17739944)
 * Hello [@umbc](https://wordpress.org/support/users/umbc/),
   Good day!We have fixed
   this issue and it will be released in the next version, FYI.Thanks once again
   for your report and efforts.Best regards,Mia
 *  Thread Starter [UMBC](https://wordpress.org/support/users/umbc/)
 * (@umbc)
 * [2 years ago](https://wordpress.org/support/topic/php-warning-undefined-array-key-1-2/#post-17741330)
 * Thank you!

Viewing 3 replies - 1 through 3 (of 3 total)

The topic ‘PHP Warning: Undefined array key 1’ is closed to new replies.

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 * 3 replies
 * 3 participants
 * Last reply from: [UMBC](https://wordpress.org/support/users/umbc/)
 * Last activity: [2 years ago](https://wordpress.org/support/topic/php-warning-undefined-array-key-1-2/#post-17741330)
 * Status: resolved