Title: Fatal Error in php8
Last modified: May 23, 2023

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# Fatal Error in php8

 *  [dimitrisv](https://wordpress.org/support/users/dimitrisv/)
 * (@dimitrisv)
 * [3 years ago](https://wordpress.org/support/topic/fatal-error-in-php8/)
 * I am getting this error when trying to export my settings.
 * Warning: Undefined variable $core_options in /wp-content/plugins/customizer-reset/
   helpers/class-export.php on line 63
 * Warning: Undefined property: CustomizerReset\Helpers\Export::$ in /wp-content/
   plugins/customizer-reset/helpers/class-export.php on line 63
 * Fatal error: Uncaught TypeError: in_array(): Argument #2 ($haystack) must be 
   of type array, null given in /wp-content/plugins/customizer-reset/helpers/class-
   export.php:63 Stack trace: #0 /wp-content/plugins/customizer-reset/helpers/class-
   export.php(63): in_array() #1 /wp-content/plugins/customizer-reset/class-setup.
   php(160): CustomizerReset\Helpers\Export->export() #2 /wp-includes/class-wp-hook.
   php(308): CustomizerReset\Setup->export() #3 /wp-includes/class-wp-hook.php(332):
   WP_Hook->apply_filters() #4 /wp-includes/plugin.php(517): WP_Hook->do_action()#
   5 /wp-includes/class-wp-customize-manager.php(934): do_action() #6 /wp-includes/
   class-wp-hook.php(308): WP_Customize_Manager->wp_loaded() #7 /wp-includes/class-
   wp-hook.php(332): WP_Hook->apply_filters() #8 /wp-includes/plugin.php(517): WP_Hook-
   >do_action() #9 /wp-settings.php(645): do_action() #10 /wp-config.php(99): require_once(‘/
   home/850962.cl…’) #11 /wp-load.php(50): require_once(‘/home/850962.cl…’) #12 /
   wp-admin/admin.php(34): require_once(‘/home/850962.cl…’) #13 /wp-admin/customize.
   php(13): require_once(‘/home/850962.cl…’) #14 {main} thrown in /wp-content/plugins/
   customizer-reset/helpers/class-export.php on line 63
 * Thank you!
 * php 8.0.28/latest version of wordpress/latest version of woocommerce

The topic ‘Fatal Error in php8’ is closed to new replies.

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 * 0 replies
 * 1 participant
 * Last reply from: [dimitrisv](https://wordpress.org/support/users/dimitrisv/)
 * Last activity: [3 years ago](https://wordpress.org/support/topic/fatal-error-in-php8/)
 * Status: not resolved