Fatal error: Uncaught ArgumentCountError: mktime() expects at least 1 argument, 0 given in /home/www/doc/25226/onlinereflect.eu/www/calendar/kalenderedit.php:92
Stack trace:
#0 /home/www/doc/25226/onlinereflect.eu/www/calendar/kalenderedit.php(92): mktime()
#1 {main}
thrown in /home/www/doc/25226/onlinereflect.eu/www/calendar/kalenderedit.php on line 92