[07-Aug-2023 13:59:09 UTC] PHP Fatal error:  Uncaught Error: Class 'IXR_Server' not found in /home/aretelessons/public_html/wp-includes/IXR/class-IXR-introspectionserver.php:9
Stack trace:
#0 {main}
  thrown in /home/aretelessons/public_html/wp-includes/IXR/class-IXR-introspectionserver.php on line 9
