Fatal error: Uncaught Error: Call to undefined function tribe_classes() in /home/dennis91/public_html/wp-content/plugins/events-calendar-pro/src/views/v2/summary.php:35
Stack trace:
#0 {main}
thrown in /home/dennis91/public_html/wp-content/plugins/events-calendar-pro/src/views/v2/summary.php on line 35