Fatal error: Uncaught Error: Interface "SimplePie\Cache\Base" not found in /home/.sites/47/site3373226/web/wp-includes/class-wp-feed-cache-transient.php:17
Stack trace:
#0 {main}
  thrown in /home/.sites/47/site3373226/web/wp-includes/class-wp-feed-cache-transient.php on line 17