How to Fix the Catchable fatal Error in WordPress

| Last Updated: | In: WordPress, WordPress Beginners, WordPress Snippets


Yesterday, I have changed the server from shared server to dedicated server for my blog i.e. FreeWebMentor.com. After changing the server, everything seems working fine, but when I was going to write a new article by using the WordPress admin panel, then I get the error which related to the Yost SEO plugin. Below is the complete error message what I get while going to add a new Posts or Pages.

Catchable fatal error: Argument 2 passed to WPSEO_Link_Watcher::save_post() must be an instance of WP_Post, null given in /home/public_html/wp-content/plugins/wordpress-seo/admin/links/class-link-watcher.php on line 37

After fixing this issues, I get the another error message that is:

Warning: Creating default object from empty value in /home/public_html/wp-admin/includes/post.php on line 641

And my add new post and page screen look like the below screenshots.

How to Fix the Catchable fatal error in WordPress

I again search on google to get ride of this error and now I am able to do everything like before I am doing. Below is the complete steps how to fix the catchable fatal error in WordPress website.

Step 1) Take a complete backup of your website with the database.

Step 2) Download the latest version of WordPress from wordpress.org.

Step 3) Now replace the root file, wp-admin, and wp-includes folder of your website with latest one.

Step 4) Also update the Yost SEO plugin to the latest version if you are using the old one.


About: Prem Tiwari

Prem Tiwari is the founder of freewebmentor.com and is a professional developer who has vast experience in PHP and open source technologies. Apart from this, he is a blogger by hobby and also he has been a regular speaker of WordPress sessions in various IT Companies.


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