Fatal error: Uncaught Error: Call to undefined function gregoriantojd() in /var/www/html/wp-content/plugins/event-calendar-wd/includes/ecwd-display-class.php:1505
Stack trace:
#0 /var/www/html/wp-content/plugins/event-calendar-wd/views/single-event.php(76): ECWD_Display->dateDiff('2018/08/08 17:3...', '2018/08/08 19:3...')
#1 /var/www/html/wp-includes/template-loader.php(74): include('/var/www/html/w...')
#2 /var/www/html/wp-blog-header.php(19): require_once('/var/www/html/w...')
#3 /var/www/html/index.php(17): require('/var/www/html/w...')
#4 {main}
thrown in /var/www/html/wp-content/plugins/event-calendar-wd/includes/ecwd-display-class.php on line 1505