Fatal error: Uncaught Error: Call to undefined function path_join() in /users/laufgruppe-lvb/www/wordpress/wp-content/plugins/eventon-single-event/eventon-single-event.php:61 Stack trace: #0 /users/laufgruppe-lvb/www/wordpress/wp-content/plugins/eventon-single-event/eventon-single-event.php(31): EventON_sin_event->super_init() #1 /users/laufgruppe-lvb/www/wordpress/wp-content/plugins/eventon-single-event/eventon-single-event.php(169): EventON_sin_event->__construct() #2 {main} thrown in /users/laufgruppe-lvb/www/wordpress/wp-content/plugins/eventon-single-event/eventon-single-event.php on line 61