Fatal error: Uncaught Error: Call to undefined function get_avatar() in /home/malvernj/public_html/wp-content/plugins/event-tickets/src/views/blocks/attendees/gravatar.php:18 Stack trace: #0 {main} thrown in /home/malvernj/public_html/wp-content/plugins/event-tickets/src/views/blocks/attendees/gravatar.php on line 18