Warning: set_exception_handler() expects the argument (WCF::handleException) to be a valid callback in /var/www/vhosts/wbb-support24.de/httpdocs/wcf/lib/core.functions.php on line 10
Fatal error: Uncaught exception 'SystemException' with message 'PHP warning in file /var/www/vhosts/wbb-support24.de/httpdocs/wcf/lib/util/HeaderUtil.class.php (98): Cannot modify header information - headers already sent by (output started at /var/www/vhosts/wbb-support24.de/httpdocs/wcf/lib/core.functions.php:10)' in /var/www/vhosts/wbb-support24.de/httpdocs/wcf/lib/system/WCF.class.php:281
Stack trace:
#0 [internal function]: WCF::handleError(2, 'Cannot modify h...', '/var/www/vhosts...', 98, Array)
#1 /var/www/vhosts/wbb-support24.de/httpdocs/wcf/lib/util/HeaderUtil.class.php(98): header('Location: https...')
#2 /var/www/vhosts/wbb-support24.de/httpdocs/lib/data/page/seo/WBBSEORedirecter.class.php(175): HeaderUtil::redirect('user/1-shorty/m...', true, true)
#3 /var/www/vhosts/wbb-support24.de/httpdocs/lib/system/event/listener/WBBSEORedirecterListener.class.php(81): WBBSEORedirecter->forward('user/1-shorty/m...')
#4 /var/www/vhosts/wbb-support24.de/httpdocs/wcf/lib/system/event/EventHandler.class.php(207): WBBSEORedir in /var/www/vhosts/wbb-support24.de/httpdocs/wcf/lib/system/WCF.class.php on line 281