Fatal error: Uncaught Error: Interface 'SimplePie\Cache\Base' not found in /home/perryt8/public_html/ultimateauthor/wp-includes/SimplePie/src/Cache/Memcached.php:64 Stack trace: #0 {main} thrown in /home/perryt8/public_html/ultimateauthor/wp-includes/SimplePie/src/Cache/Memcached.php on line 64