Title: HTTP 500 error after wordpress update
Last modified: May 30, 2021

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# HTTP 500 error after wordpress update

 *  Resolved [swarnabho](https://wordpress.org/support/users/swarnabho/)
 * (@swarnabho)
 * [5 years ago](https://wordpress.org/support/topic/http-500-error-after-wordpress-update/)
 * The yoast seo is throwing an error after i updated wordpress .
    The error shown
   is :- PHP Fatal error: Uncaught Error: Call to undefined function register_block_type()
   in /home1/intrados/public_html/gizmofacts/wp-content/plugins/wordpress-seo-1-
   2-3-4/src/integrations/blocks/abstract-dynamic-block.php:46
 * The page I need help with: _[[log in](https://login.wordpress.org/?redirect_to=https%3A%2F%2Fwordpress.org%2Fsupport%2Ftopic%2Fhttp-500-error-after-wordpress-update%2F%3Foutput_format%3Dmd&locale=en_US)
   to see the link]_

Viewing 2 replies - 1 through 2 (of 2 total)

 *  [Saša](https://wordpress.org/support/users/stodorovic/)
 * (@stodorovic)
 * [5 years ago](https://wordpress.org/support/topic/http-500-error-after-wordpress-update/#post-14499473)
 * It’s same as [https://wordpress.org/support/topic/fatal-error-when-yoast-seo-plugin-activated/](https://wordpress.org/support/topic/fatal-error-when-yoast-seo-plugin-activated/).
   Latest versions of Yoast SEO don’t support WP 4.9.x. You should update WP core.
   More details – [https://yoast.com/supporting-older-versions-of-wordpress/](https://yoast.com/supporting-older-versions-of-wordpress/)
 *  [devnihil](https://wordpress.org/support/users/devnihil/)
 * (@devnihil)
 * [5 years ago](https://wordpress.org/support/topic/http-500-error-after-wordpress-update/#post-14523925)
 * We are going ahead and marking this issue as resolved due to inactivity. If you
   require any further assistance please create a new issue.

Viewing 2 replies - 1 through 2 (of 2 total)

The topic ‘HTTP 500 error after wordpress update’ is closed to new replies.

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 * 2 replies
 * 3 participants
 * Last reply from: [devnihil](https://wordpress.org/support/users/devnihil/)
 * Last activity: [5 years ago](https://wordpress.org/support/topic/http-500-error-after-wordpress-update/#post-14523925)
 * Status: resolved