Fatal error: Uncaught Error: Class 'WP_Async_Request' not found in /usr/home/krichard/public_html/theimpression/wp-content/plugins/perfmatters/vendor/deliciousbrains/wp-background-processing/classes/wp-background-process.php:14 Stack trace: #0 {main} thrown in /usr/home/krichard/public_html/theimpression/wp-content/plugins/perfmatters/vendor/deliciousbrains/wp-background-processing/classes/wp-background-process.php on line 14