Fatal error: Uncaught ErrorException: Sabre\HTTP\Response::__construct(): Implicitly marking parameter $headers as nullable is deprecated, the explicit nullable type must be used instead in /home/ungeek/www/ungeek.fr/dav2/vendor/sabre/http/lib/Response.php:104 Stack trace: #0 /home/ungeek/www/ungeek.fr/dav2/vendor/composer/ClassLoader.php(412): exception_error_handler(8192, 'Sabre\\HTTP\\Resp...', '/home/ungeek/ww...', 104) #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/dav/lib/DAV/Server.php(223): Composer\Autoload\ClassLoader->loadClass('Sabre\\HTTP\\Resp...') #4 /home/ungeek/www/ungeek.fr/dav2/index.php(38): Sabre\DAV\Server->__construct(Array) #5 {main} thrown in /home/ungeek/www/ungeek.fr/dav2/vendor/sabre/http/lib/Response.php on line 104