Title: Error With PHP Upgrade
Last modified: February 14, 2023

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# Error With PHP Upgrade

 *  [rocko36](https://wordpress.org/support/users/rocko36/)
 * (@rocko36)
 * [3 years, 3 months ago](https://wordpress.org/support/topic/error-with-php-upgrade/)
 * After updating my site to PHP 8.1, I get the following error messages:
 * **Warning**: Trying to access array offset on value of type bool in **/homepages/
   0/d441737678/htdocs/clickandbuilds/ClergyCast/wp-content/plugins/option-tree/
   includes/class-ot-settings.php** on line **395**
   **Warning**: Trying to access
   array offset on value of type bool in **/homepages/0/d441737678/htdocs/clickandbuilds/
   ClergyCast/wp-content/plugins/option-tree/includes/class-ot-settings.php** on
   line **396****Warning**: Cannot modify header information – headers already sent
   by (output started at /homepages/0/d441737678/htdocs/clickandbuilds/ClergyCast/
   wp-content/plugins/option-tree/includes/class-ot-settings.php:395) in **/homepages/
   0/d441737678/htdocs/clickandbuilds/ClergyCast/wp-admin/includes/misc.php** on
   line **1416****Warning**: Cannot modify header information – headers already 
   sent by (output started at /homepages/0/d441737678/htdocs/clickandbuilds/ClergyCast/
   wp-content/plugins/option-tree/includes/class-ot-settings.php:395) in **/homepages/
   0/d441737678/htdocs/clickandbuilds/ClergyCast/wp-includes/functions.php** on 
   line **6865****Warning**: Cannot modify header information – headers already 
   sent by (output started at /homepages/0/d441737678/htdocs/clickandbuilds/ClergyCast/
   wp-content/plugins/option-tree/includes/class-ot-settings.php:395) in **/homepages/
   0/d441737678/htdocs/clickandbuilds/ClergyCast/wp-admin/admin-header.php** on 
   line **9**
 * [Skip to main content](https://courageousclergy.com/wp-admin/index.php#wpbody-content)
   [Skip to toolbar](https://courageousclergy.com/wp-admin/index.php#wp-toolbar)

The topic ‘Error With PHP Upgrade’ is closed to new replies.

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 * 0 replies
 * 1 participant
 * Last reply from: [rocko36](https://wordpress.org/support/users/rocko36/)
 * Last activity: [3 years, 3 months ago](https://wordpress.org/support/topic/error-with-php-upgrade/)
 * Status: not resolved