[phpBB Debug] PHP Warning: in file [ROOT]/vendor/composer/ClassLoader.php on line 571: include(): Failed opening '[ROOT]/vendor/composer/../symfony/dependency-injection/Extension/ExtensionInterface.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 "Symfony\Component\DependencyInjection\Extension\ExtensionInterface" not found in /home/G/geobergenno/subdomener/forum/vendor/symfony/dependency-injection/Extension/Extension.php:26
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/http-kernel/DependencyInjection/Extension.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/phpbb/di/extension/core.php(25): Composer\Autoload\ClassLoader->loadClass()
#6 /home/G/geobergenno/subdomener/forum/phpbb/class_loader.php(160): require('/home/G/geoberg...')
#7 /home/G/geobergenno/subdomener/forum/phpbb/di/container_builder.php(182): phpbb\class_loader->load_class()
#8 /home/G/geobergenno/subdomener/forum/phpbb/di/container_builder.php(444): phpbb\di\container_builder->get_container()
#9 /home/G/geobergenno/subdomener/forum/phpbb/di/container_builder.php(162): phpbb\di\container_builder->load_extensions()
#10 /home/G/geobergenno/subdomener/forum/common.php(127): phpbb\di\container_builder->get_container()
#11 /home/G/geobergenno/subdomener/forum/viewforum.php(20): include('/home/G/geoberg...')
#12 {main}
thrown in /home/G/geobergenno/subdomener/forum/vendor/symfony/dependency-injection/Extension/Extension.php on line 26