Fatal error: Uncaught InvalidArgumentException: DTEND, dates are not in (asc) order (20231107T180000 < _20231107T000000_) in /var/www/html/www.matters-of-activity.de/libs/icalcreator/src/Util/DateTimeFactory.php:540 Stack trace: #0 /var/www/html/www.matters-of-activity.de/libs/icalcreator/src/Traits/DTENDtrait.php(150): Kigkonsult\Icalcreator\Util\DateTimeFactory::assertDatesAreInSequence() #1 /var/www/html/www.matters-of-activity.de/controllers/activities_ical.inc.php(92): Kigkonsult\Icalcreator\Vevent->setDtend() #2 /var/www/html/www.matters-of-activity.de/main.php(192): include('...') #3 {main} thrown in /var/www/html/www.matters-of-activity.de/libs/icalcreator/src/Util/DateTimeFactory.php on line 540