[phpBB Debug] PHP Warning: in file [ROOT]/phpbb/template/twig/loader.php on line 19: Declaration of phpbb/template/twig/loader::findTemplate($name) should be compatible with Twig/Loader/FilesystemLoader::findTemplate($name, $throw = true)

Warning: Cannot modify header information - headers already sent by (output started at /kunden/71903_85368/webseiten/forum/includes/functions.php:3365) in /kunden/71903_85368/webseiten/forum/includes/functions.php on line 4628

Warning: Cannot modify header information - headers already sent by (output started at /kunden/71903_85368/webseiten/forum/includes/functions.php:3365) in /kunden/71903_85368/webseiten/forum/includes/functions.php on line 4628

Warning: Cannot modify header information - headers already sent by (output started at /kunden/71903_85368/webseiten/forum/includes/functions.php:3365) in /kunden/71903_85368/webseiten/forum/includes/functions.php on line 4628

Fatal error: Uncaught Error: Call to private method Twig\Loader\FilesystemLoader::validateName() from context 'phpbb\template\twig\loader' in /kunden/71903_85368/webseiten/forum/phpbb/template/twig/loader.php:140 Stack trace: #0 /kunden/71903_85368/webseiten/forum/vendor/twig/twig/src/Loader/FilesystemLoader.php(150): phpbb\template\twig\loader->findTemplate('message_body.ht...') #1 /kunden/71903_85368/webseiten/forum/vendor/twig/twig/src/Environment.php(299): Twig\Loader\FilesystemLoader->getCacheKey('message_body.ht...') #2 /kunden/71903_85368/webseiten/forum/vendor/twig/twig/src/Environment.php(381): Twig\Environment->getTemplateClass('message_body.ht...') #3 /kunden/71903_85368/webseiten/forum/phpbb/template/twig/environment.php(277): Twig\Environment->loadTemplate('message_body.ht...', NULL) #4 /kunden/71903_85368/webseiten/forum/vendor/twig/twig/src/Environment.php(359): phpbb\template\twig\environment->loadTemplate('message_body.ht...') #5 /kunden/71903_85368/webseiten/forum/vendor/twig/twig/src/Environment.php(318 in /kunden/71903_85368/webseiten/forum/phpbb/template/twig/loader.php on line 140