- Plesk for Linux
The following warning presents in the
mod_fcgid: stderr: PHP Warning: DOMDocument::loadHTML(): Empty string supplied as input in /var/www/vhosts/example.com/httpdocs/wp-content/plugins/fb-instant-articles/vendor/facebook/facebook-instant-articles-sdk-php/src/Facebook/InstantArticles/Transformer/Transformer.php on line 178, referer: http://www.example.com/wp-admin/post-new.php
The issue caused by 'Facebook Instant Articles' plugin.
In order to resolve it contact the plugin author.
To get more information about the plugin refer to the following links: