Title: Deprecated PHP
Last modified: January 9, 2026

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# Deprecated PHP

 *  Resolved [Malae](https://wordpress.org/support/users/malae/)
 * (@malae)
 * [4 months, 2 weeks ago](https://wordpress.org/support/topic/deprecated-php-22/)
 * Hello,
 * I am using WordPress ver. 6.9 with PHP 8.3 and am planning to upgarde to PHP 
   8.4.
   I have the following PHP deprecated code warnings and would appreciate your
   fixing this code.
 * `PHP Warning: Undefined variable $action in /wp-content/plugins/stops-core-theme-
   and-plugin-updates/includes/MPSUM_Admin_Ajax.php on line 675
   PHP Warning: Undefined
   variable $action in /wp-content/plugins/stops-core-theme-and-plugin-updates/includes/
   MPSUM_Admin_Ajax.php on line 683PHP Warning: Undefined variable $action in /wp-
   content/plugins/stops-core-theme-and-plugin-updates/includes/MPSUM_Admin_Ajax.
   php on line 690PHP Warning: Undefined variable $action in /wp-content/plugins/
   stops-core-theme-and-plugin-updates/includes/MPSUM_Admin_Ajax.php on line 698PHP
   Warning: Undefined variable $action in /wp-content/plugins/stops-core-theme-and-
   plugin-updates/includes/MPSUM_Admin_Ajax.php on line 551PHP Warning: Undefined
   variable $action in /wp-content/plugins/stops-core-theme-and-plugin-updates/includes/
   MPSUM_Admin_Ajax.php on line 559PHP Warning: Undefined variable $action in /wp-
   content/plugins/stops-core-theme-and-plugin-updates/includes/MPSUM_Admin_Ajax.
   php on line 566PHP Warning: Undefined variable $action in /wp-content/plugins/
   stops-core-theme-and-plugin-updates/includes/MPSUM_Admin_Ajax.php on line 574

Viewing 1 replies (of 1 total)

 *  Plugin Support [vupdraft](https://wordpress.org/support/users/vupdraft/)
 * (@vupdraft)
 * [4 months, 2 weeks ago](https://wordpress.org/support/topic/deprecated-php-22/#post-18780829)
 * Hi,
 * Our developer is aware and we will be updating this.

Viewing 1 replies (of 1 total)

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## Tags

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

 * 1 reply
 * 2 participants
 * Last reply from: [vupdraft](https://wordpress.org/support/users/vupdraft/)
 * Last activity: [4 months, 2 weeks ago](https://wordpress.org/support/topic/deprecated-php-22/#post-18780829)
 * Status: resolved