Title: PHP 8 warnings
Last modified: June 3, 2021

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# PHP 8 warnings

 *  Resolved [eclev91](https://wordpress.org/support/users/eclev91/)
 * (@eclev91)
 * [5 years ago](https://wordpress.org/support/topic/php-8-warnings-3/)
 * `PHP Warning: Undefined array key 1 in .../plugins/woocommerce-products-filter/
   classes/ext.php on line 109`
 * Heads up. Haven’t actually verified this is unique to PHP 8. Let me know if I
   can provide additional information.

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

 *  Plugin Support [mediawebster](https://wordpress.org/support/users/mediawebster/)
 * (@mediawebster)
 * [5 years ago](https://wordpress.org/support/topic/php-8-warnings-3/#post-14520495)
 * Hello
 * Read this please – [https://wordpress.org/support/topic/notice-when-wp-content-isnt-the-content-folder/](https://wordpress.org/support/topic/notice-when-wp-content-isnt-the-content-folder/)
 * So in the file plugins/woocommerce-products-filter/classes/ext.php change code
   as described in the article
 *  Thread Starter [eclev91](https://wordpress.org/support/users/eclev91/)
 * (@eclev91)
 * [4 years, 12 months ago](https://wordpress.org/support/topic/php-8-warnings-3/#post-14555536)
 * I look forward to an update that resolves this. Thanks!
 *  Plugin Support [mediawebster](https://wordpress.org/support/users/mediawebster/)
 * (@mediawebster)
 * [4 years, 11 months ago](https://wordpress.org/support/topic/php-8-warnings-3/#post-14570590)
 * Hello
 * Ok! Welcome;)

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

The topic ‘PHP 8 warnings’ is closed to new replies.

 * ![](https://ps.w.org/woocommerce-products-filter/assets/icon-256x256.png?rev=
   2844301)
 * [HUSKY - Products Filter Professional for WooCommerce](https://wordpress.org/plugins/woocommerce-products-filter/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/woocommerce-products-filter/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/woocommerce-products-filter/)
 * [Active Topics](https://wordpress.org/support/plugin/woocommerce-products-filter/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/woocommerce-products-filter/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/woocommerce-products-filter/reviews/)

 * 3 replies
 * 2 participants
 * Last reply from: [mediawebster](https://wordpress.org/support/users/mediawebster/)
 * Last activity: [4 years, 11 months ago](https://wordpress.org/support/topic/php-8-warnings-3/#post-14570590)
 * Status: resolved