Title: WPSEO_Frontend Error
Last modified: December 14, 2021

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# WPSEO_Frontend Error

 *  Resolved [manufco](https://wordpress.org/support/users/manufco/)
 * (@manufco)
 * [4 years, 5 months ago](https://wordpress.org/support/topic/wpseo_frontend-error/)
 * Hey Guys, we are getting this error, related to Yoast Seo Integration. we are
   using the latest version of both plugins 6.10.16 and Yoast 17.8
 * Fatal error: Uncaught Error: Class ‘WPSEO_Frontend’ not found in /home/customer/
   www/XXXXXXXXXXX.XXX/public_html/wp-content/plugins/ecwid-shopping-cart/includes/
   integrations/class-ecwid-integration-wpseo.php:81 Stack trace: #0 /home/customer/
   www/XXXXXXXXXXX.XXX/public_html/wp-includes/class-wp-hook.php(303): Ecwid_Integration_WordPress_SEO_By_Yoast-
   >disable_seo_on_escaped_fragment(Object(WP)) #1 /home/customer/www/XXXXXXXXXXX.
   XXX/public_html/wp-includes/class-wp-hook.php(327): WP_Hook->apply_filters(Object(
   Ecwid_HTML_Meta_Catalog_Entry), Array) #2 /home/customer/www/XXXXXXXXXXX.XXX/
   public_html/wp-includes/plugin.php(518): WP_Hook->do_action(Array) #3 /home/customer/
   www/XXXXXXXXXXX.XXX/public_html/wp-includes/class-wp.php(763): do_action_ref_array(‘
   wp’, Array) #4 /home/customer/www/XXXXXXXXXXX.XXX/public_html/wp-includes/functions.
   php(1291): WP->main(”) #5 /home/customer/www/XXXXXXXXXXX.XXX/public_html/wp-blog-
   header.php(16): wp() #6 /home/customer/www/XXXXXXXXXXX.XXX/public_html/index.
   php(17): require(‘/ho in /home/customer/www/XXXXXXXXXXX.XXX/public_html/wp-content/
   plugins/ecwid-shopping-cart/includes/integrations/class-ecwid-integration-wpseo.
   php on line 81
    There has been a critical error on this website.

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

 *  [Ilnur Basyrov](https://wordpress.org/support/users/meteor1ecwid/)
 * (@meteor1ecwid)
 * [4 years, 5 months ago](https://wordpress.org/support/topic/wpseo_frontend-error/#post-15165098)
 * Hi [@manufco](https://wordpress.org/support/users/manufco/),
 * This is Ilnur from Ecwid.
 * Thank you for your report! We fixed this issue and will release an update for
   our plugin soon.
 *  [Ilnur Basyrov](https://wordpress.org/support/users/meteor1ecwid/)
 * (@meteor1ecwid)
 * [4 years, 5 months ago](https://wordpress.org/support/topic/wpseo_frontend-error/#post-15165278)
 * Hi [@manufco](https://wordpress.org/support/users/manufco/)
 * Thank you for your report about this problem. We’ve released a new version 6.10.17
   of our plugin with a fix for this issue. Please update your plugin to this version.
 * Regards,
 *  Thread Starter [manufco](https://wordpress.org/support/users/manufco/)
 * (@manufco)
 * [4 years, 5 months ago](https://wordpress.org/support/topic/wpseo_frontend-error/#post-15166187)
 * Hi [@meteor1ecwid](https://wordpress.org/support/users/meteor1ecwid/)
 * Thank you, will do!

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

The topic ‘WPSEO_Frontend Error’ is closed to new replies.

 * ![](https://ps.w.org/ecwid-shopping-cart/assets/icon.svg?rev=3110860)
 * [Ecwid by Lightspeed Ecommerce Shopping Cart](https://wordpress.org/plugins/ecwid-shopping-cart/)
 * [Frequently Asked Questions](https://wordpress.org/plugins/ecwid-shopping-cart/#faq)
 * [Support Threads](https://wordpress.org/support/plugin/ecwid-shopping-cart/)
 * [Active Topics](https://wordpress.org/support/plugin/ecwid-shopping-cart/active/)
 * [Unresolved Topics](https://wordpress.org/support/plugin/ecwid-shopping-cart/unresolved/)
 * [Reviews](https://wordpress.org/support/plugin/ecwid-shopping-cart/reviews/)

 * 3 replies
 * 2 participants
 * Last reply from: [manufco](https://wordpress.org/support/users/manufco/)
 * Last activity: [4 years, 5 months ago](https://wordpress.org/support/topic/wpseo_frontend-error/#post-15166187)
 * Status: resolved