Title: array_key_exists() – Causing Fatal Error
Last modified: July 29, 2025

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# array_key_exists() – Causing Fatal Error

 *  Resolved [bmashile](https://wordpress.org/support/users/bmashile/)
 * (@bmashile)
 * [10 months ago](https://wordpress.org/support/topic/array_key_exists-causing-fatal-error/)
 * Hi, I need help with the fatal error below caused by Royal Elementor.
 * An error of type E_ERROR was caused in line 55 of the file /home/myweb/public_html/
   wp-content/themes/royal-elementor-kit/inc/activation/class-welcome-notice.php.
   Error message: Uncaught TypeError: array_key_exists(): Argument #2 ($array) must
   be of type array, null given in /home/myweb/public_html/wp-content/themes/royal-
   elementor-kit/inc/activation/class-welcome-notice.php:55
   Stack trace:#0 /home/
   myweb/public_html/wp-content/themes/royal-elementor-kit/inc/activation/class-
   welcome-notice.php(306): REK_Welcome_Notice->get_plugin_status()#1 /home/myweb/
   public_html/wp-content/themes/royal-elementor-kit/inc/activation/class-welcome-
   notice.php(292): REK_Welcome_Notice->render_notice_content()#2 /home/myweb/public_html/
   wp-includes/class-wp-hook.php(324): REK_Welcome_Notice->render_notice()#3 /home/
   myweb/public_html/wp-includes/class-wp-hook.php(348): WP_Hook->apply_filters()#
   4 /home/myweb/public_html/wp-includes/plugin.php(517): WP_Hook->do_action()#5/
   home/myweb/public_html/wp-admin/admin-header.php(313): do_action()#6 /home/myweb/
   public_html/wp-admin/plugin-install.php(136): require_once(‘/home/myweb…’)#7 {
   main} thrown

Viewing 1 replies (of 1 total)

 *  [Sophia Support](https://wordpress.org/support/users/marsismyhome/)
 * (@marsismyhome)
 * [10 months ago](https://wordpress.org/support/topic/array_key_exists-causing-fatal-error/#post-18576419)
 * Hi.
 * Thank you for choosing our product.
 * Please Navigate to Tools > Site Health > Info (tab) and click on the “Copy site
   info to clipboard” button, then send the information to our email: [royalelementoraddons@gmail.com](https://wordpress.org/support/topic/array_key_exists-causing-fatal-error/royalelementoraddons@gmail.com?output_format=md)
 * Also, navigate to Tools > Export – choose All Content click on Download Export
   File, and then send this file to our email as well.
 * We will analyze your system and replicate the same case. This will help us debug
   the issue much easier and provide a faster solution.
 * P.S. Please don’t forget to mention the support URL from wordpress.org.
 * Kind regards, Sophia

Viewing 1 replies (of 1 total)

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## Tags

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

 * 1 reply
 * 2 participants
 * Last reply from: [Sophia Support](https://wordpress.org/support/users/marsismyhome/)
 * Last activity: [10 months ago](https://wordpress.org/support/topic/array_key_exists-causing-fatal-error/#post-18576419)
 * Status: resolved