[phpBB Debug] PHP Warning: in file [ROOT]/vendor/composer/ClassLoader.php on line 571: include(): Failed opening '[ROOT]/vendor/composer/../psr/container/src/ContainerInterface.php' for inclusion (include_path='.:/opt/alt/php82/usr/share/pear:/opt/alt/php82/usr/share/php:/usr/share/pear:/usr/share/php')

Fatal error: Uncaught Error: Interface "Psr\Container\ContainerInterface" not found in /home/G/geobergenno/subdomener/forum/vendor/symfony/dependency-injection/ContainerInterface.php:25 Stack trace: #0 /home/G/geobergenno/subdomener/forum/vendor/composer/ClassLoader.php(571): include() #1 /home/G/geobergenno/subdomener/forum/vendor/composer/ClassLoader.php(428): Composer\Autoload\includeFile() #2 /home/G/geobergenno/subdomener/forum/vendor/symfony/dependency-injection/ResettableContainerInterface.php(21): Composer\Autoload\ClassLoader->loadClass() #3 /home/G/geobergenno/subdomener/forum/vendor/composer/ClassLoader.php(571): include('/home/G/geoberg...') #4 /home/G/geobergenno/subdomener/forum/vendor/composer/ClassLoader.php(428): Composer\Autoload\includeFile() #5 /home/G/geobergenno/subdomener/forum/vendor/symfony/dependency-injection/Container.php(40): Composer\Autoload\ClassLoader->loadClass() #6 /home/G/geobergenno/subdomener/forum/vendor/composer/ClassLoader.php(571): include('/home/G/geoberg...') #7 /home/G/geobergenno/subdomener/forum/vendor/composer/ClassLoader.php(428): Composer\Autoload\includeFile() #8 /home/G/geobergenno/subdomener/forum/vendor/symfony/dependency-injection/ContainerBuilder.php(51): Composer\Autoload\ClassLoader->loadClass() #9 /home/G/geobergenno/subdomener/forum/vendor/composer/ClassLoader.php(571): include('/home/G/geoberg...') #10 /home/G/geobergenno/subdomener/forum/vendor/composer/ClassLoader.php(428): Composer\Autoload\includeFile() #11 /home/G/geobergenno/subdomener/forum/phpbb/di/container_builder.php(528): Composer\Autoload\ClassLoader->loadClass() #12 /home/G/geobergenno/subdomener/forum/phpbb/di/container_builder.php(199): phpbb\di\container_builder->create_container() #13 /home/G/geobergenno/subdomener/forum/phpbb/di/container_builder.php(444): phpbb\di\container_builder->get_container() #14 /home/G/geobergenno/subdomener/forum/phpbb/di/container_builder.php(162): phpbb\di\container_builder->load_extensions() #15 /home/G/geobergenno/subdomener/forum/common.php(127): phpbb\di\container_builder->get_container() #16 /home/G/geobergenno/subdomener/forum/app.php(23): include('/home/G/geoberg...') #17 {main} thrown in /home/G/geobergenno/subdomener/forum/vendor/symfony/dependency-injection/ContainerInterface.php on line 25