<b>[phpBB Debug] PHP Warning</b>: in file <b>[ROOT]/vendor/composer/ClassLoader.php</b> on line <b>571</b>: <b>include(): Failed opening '[ROOT]/vendor/composer/../symfony/config/ResourceCheckerConfigCache.php' for inclusion (include_path='.:/opt/cpanel/ea-php80/root/usr/share/pear')</b><br />
<br />
<b>Fatal error</b>:  Uncaught Error: Class &quot;Symfony\Component\Config\ResourceCheckerConfigCache&quot; not found in /home/arkdvd/public_html/phpbb/vendor/symfony/config/ConfigCache.php:26
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/phpbb/di/container_builder.php(157): Composer\Autoload\ClassLoader-&gt;loadClass('Symfony\\Compone...')
#3 /home/arkdvd/public_html/phpbb/common.php(125): phpbb\di\container_builder-&gt;get_container()
#4 /home/arkdvd/public_html/phpbb/memberlist.php(20): include('/home/arkdvd/pu...')
#5 {main}
  thrown in <b>/home/arkdvd/public_html/phpbb/vendor/symfony/config/ConfigCache.php</b> on line <b>26</b><br />