Title: TypeError thrown
Last modified: May 10, 2021

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# TypeError thrown

 *  Resolved [fdestiny](https://wordpress.org/support/users/fdestiny/)
 * (@fdestiny)
 * [5 years ago](https://wordpress.org/support/topic/typeerror-thrown-5/)
 * Hello, a bunch of my sites stopped working. I am getting:
 * TypeError thrown
    Argument 1 passed to WPSEO_Options::register_option() must 
   be an instance of WPSEO_Option, null given, called in /home/domains/domain.name/
   htdocs/wp-content/plugins/wordpress-seo/inc/options/class-wpseo-options.php on
   line 63
 * Please advise

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

 *  Plugin Support [Michael Tiña](https://wordpress.org/support/users/mikes41720/)
 * (@mikes41720)
 * [5 years ago](https://wordpress.org/support/topic/typeerror-thrown-5/#post-14423297)
 * Hi [@fdestiny](https://wordpress.org/support/users/fdestiny/)
 * We’re sorry to hear that you’re encountering an issue with the Yoast SEO plugin.
 * Could you please check and confirm if you are using the latest version of WordPress
   5.7.1, Yoast SEO for WordPress 16.2, and the latest version of your other plugins
   and themes?
 * Could you also check if you are meeting the necessary plugin requirements — [https://yoast.com/help/plugin-requirements/](https://yoast.com/help/plugin-requirements/)
 * If you need to update the Yoast SEO plugin to the latest version of v16.2, you
   can follow the steps here — [https://yoast.com/help/how-can-i-update-my-free-plugin/](https://yoast.com/help/how-can-i-update-my-free-plugin/)
 * After updating, does the issue resolve or do those errors still appear?
    -  This reply was modified 5 years ago by [Michael Tiña](https://wordpress.org/support/users/mikes41720/).
 *  [devnihil](https://wordpress.org/support/users/devnihil/)
 * (@devnihil)
 * [5 years ago](https://wordpress.org/support/topic/typeerror-thrown-5/#post-14448332)
 * 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 ‘TypeError thrown’ is closed to new replies.

 * ![](https://ps.w.org/wordpress-seo/assets/icon-256x256.gif?rev=3419908)
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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/typeerror-thrown-5/#post-14448332)
 * Status: resolved