Fatal error: Uncaught Error: Class "RRule\RfcParser" not found in /usr/local/www/apache24/data/wp-content/plugins/events-calendar-pro/src/Events_Pro/Custom_Tables/V1/RRule/RfcParser.php:28
Stack trace:
#0 {main}
thrown in /usr/local/www/apache24/data/wp-content/plugins/events-calendar-pro/src/Events_Pro/Custom_Tables/V1/RRule/RfcParser.php on line 28