Fatal error: Uncaught Error: Call to undefined function feed_content_type() in /home/oho09/public_html/lekcjatestdm/wp-includes/feed-rss2-comments.php:8
Stack trace:
#0 {main}
thrown in /home/oho09/public_html/lekcjatestdm/wp-includes/feed-rss2-comments.php on line 8