Fatal error: Uncaught ErrorException: Sabre\Event\EventEmitterTrait::emit(): Implicitly marking parameter $continueCallBack as nullable is deprecated, the explicit nullable type must be used instead in /home/ungeek/www/ungeek.fr/dav2/vendor/sabre/event/lib/EventEmitterTrait.php:99 Stack trace: #0 /home/ungeek/www/ungeek.fr/dav2/vendor/composer/ClassLoader.php(412): exception_error_handler(8192, 'Sabre\\Event\\Eve...', '/home/ungeek/ww...', 99) #1 /home/ungeek/www/ungeek.fr/dav2/vendor/composer/ClassLoader.php(412): include() #2 /home/ungeek/www/ungeek.fr/dav2/vendor/composer/ClassLoader.php(301): Composer\Autoload\includeFile('/home/ungeek/ww...') #3 /home/ungeek/www/ungeek.fr/dav2/vendor/sabre/event/lib/EventEmitter.php(14): Composer\Autoload\ClassLoader->loadClass('Sabre\\Event\\Eve...') #4 /home/ungeek/www/ungeek.fr/dav2/vendor/composer/ClassLoader.php(412): include('/home/ungeek/ww...') #5 /home/ungeek/www/ungeek.fr/dav2/vendor/composer/ClassLoader.php(301): Composer\Autoload\includeFile('/home/ungeek/ww...') #6 /home/ungeek/www/ungeek.fr/dav2/vendor/sabre/dav/lib/DAV/Server.php(19): Composer\Autoload\ClassLoader->loadClass('Sabre\\Event\\Eve...') #7 /home/ungeek/www/ungeek.fr/dav2/vendor/composer/ClassLoader.php(412): include('/home/ungeek/ww...') #8 /home/ungeek/www/ungeek.fr/dav2/vendor/composer/ClassLoader.php(301): Composer\Autoload\includeFile('/home/ungeek/ww...') #9 /home/ungeek/www/ungeek.fr/dav2/index.php(38): Composer\Autoload\ClassLoader->loadClass('Sabre\\DAV\\Serve...') #10 {main} thrown in /home/ungeek/www/ungeek.fr/dav2/vendor/sabre/event/lib/EventEmitterTrait.php on line 99