Fatal error: Uncaught ArgumentCountError: mysqli_error() expects exactly 1 argument, 0 given in /data/web/1/000/064/220/262563/htdocs/ellwangen/php/veranstaltung.php:44
Stack trace:
#0 /data/web/1/000/064/220/262563/htdocs/ellwangen/php/veranstaltung.php(44): mysqli_error()
#1 {main}
thrown in /data/web/1/000/064/220/262563/htdocs/ellwangen/php/veranstaltung.php on line 44