[phpBB Debug] PHP Warning: in file [ROOT]/vendor/composer/ClassLoader.php on line 444: include([ROOT]/vendor/composer/../symfony/yaml/Parser.php): failed to open stream: No such file or directory
[phpBB Debug] PHP Warning: in file [ROOT]/vendor/composer/ClassLoader.php on line 444: include(): Failed opening '[ROOT]/vendor/composer/../symfony/yaml/Parser.php' for inclusion (include_path='.:/usr/share/php:..')
[phpBB Debug] PHP Warning: in file [ROOT]/vendor/composer/ClassLoader.php on line 444: include([ROOT]/vendor/composer/../symfony/yaml/Parser.php): failed to open stream: No such file or directory
[phpBB Debug] PHP Warning: in file [ROOT]/vendor/composer/ClassLoader.php on line 444: include(): Failed opening '[ROOT]/vendor/composer/../symfony/yaml/Parser.php' for inclusion (include_path='.:/usr/share/php:..')
[phpBB Debug] PHP Warning: in file [ROOT]/vendor/composer/ClassLoader.php on line 444: include([ROOT]/vendor/composer/../symfony/yaml/Parser.php): failed to open stream: No such file or directory
[phpBB Debug] PHP Warning: in file [ROOT]/vendor/composer/ClassLoader.php on line 444: include(): Failed opening '[ROOT]/vendor/composer/../symfony/yaml/Parser.php' for inclusion (include_path='.:/usr/share/php:..')

Fatal error: Uncaught exception 'Symfony\Component\DependencyInjection\Exception\RuntimeException' with message 'Unable to load YAML config files as the Symfony Yaml Component is not installed.' in /www/htdocs/w008101f/board/vendor/symfony/dependency-injection/Loader/YamlFileLoader.php:348 Stack trace: #0 /www/htdocs/w008101f/board/vendor/symfony/dependency-injection/Loader/YamlFileLoader.php(44): Symfony\Component\DependencyInjection\Loader\YamlFileLoader->loadFile('/www/htdocs/w00...') #1 /www/htdocs/w008101f/board/phpbb/di/container_builder.php(192): Symfony\Component\DependencyInjection\Loader\YamlFileLoader->load('production/conf...') #2 /www/htdocs/w008101f/board/phpbb/di/container_builder.php(419): phpbb\di\container_builder->get_container() #3 /www/htdocs/w008101f/board/phpbb/di/container_builder.php(165): phpbb\di\container_builder->load_extensions() #4 /www/htdocs/w008101f/board/common.php(115): phpbb\di\container_builder->get_container() #5 /www/htdocs/w008101f/board/viewtopic.php(20): include('/www/htdocs/w00. in /www/htdocs/w008101f/board/vendor/symfony/dependency-injection/Loader/YamlFileLoader.php on line 348