[phpBB Debug] PHP Warning: in file [ROOT]/vendor/composer/ClassLoader.php on line 571: include(): Failed opening '[ROOT]/vendor/composer/../twig/twig/src/Extension/AbstractExtension.php' for inclusion (include_path='.:/opt/cpanel/ea-php80/root/usr/share/pear')

Fatal error: Uncaught Error: Class "Twig\Extension\AbstractExtension" not found in /home/arkdvd/public_html/phpbb/vendor/twig/twig/src/Extension/StagingExtension.php:27 Stack trace: #0 /home/arkdvd/public_html/phpbb/vendor/composer/ClassLoader.php(571): include() #1 /home/arkdvd/public_html/phpbb/vendor/composer/ClassLoader.php(428): Composer\Autoload\includeFile('/home/arkdvd/pu...') #2 /home/arkdvd/public_html/phpbb/vendor/twig/twig/src/ExtensionSet.php(47): Composer\Autoload\ClassLoader->loadClass('Twig\\Extension\\...') #3 /home/arkdvd/public_html/phpbb/vendor/twig/twig/src/Environment.php(126): Twig\ExtensionSet->__construct() #4 /home/arkdvd/public_html/phpbb/phpbb/template/twig/environment.php(83): Twig\Environment->__construct(Object(phpbb\template\twig\loader), Array) #5 /home/arkdvd/public_html/phpbb/cache/production/container_4335734bbdd20f586549a504dff5f80c.php(4094): phpbb\template\twig\environment->__construct(Object(phpbb\config\db), Object(phpbb\filesystem\filesystem), Object(phpbb\path_helper), './cache/product...', Object(phpbb\extension\manager), Object(phpbb\template\twig\loader), Object(phpbb\event\dispatcher), Array) #6 /home/arkdvd/public_html/phpbb/cache/production/container_4335734bbdd20f586549a504dff5f80c.php(4084): phpbb_cache_container->getTemplate_Twig_EnvironmentService() #7 /home/arkdvd/public_html/phpbb/vendor/symfony/dependency-injection/Container.php(306): phpbb_cache_container->getTemplateService() #8 /home/arkdvd/public_html/phpbb/includes/compatibility_globals.php(91): Symfony\Component\DependencyInjection\Container->get('template') #9 /home/arkdvd/public_html/phpbb/common.php(154): register_compatibility_globals() #10 /home/arkdvd/public_html/phpbb/posting.php(20): include('/home/arkdvd/pu...') #11 {main} thrown in /home/arkdvd/public_html/phpbb/vendor/twig/twig/src/Extension/StagingExtension.php on line 27