Fatal error: Uncaught Error: Class "Symfony\Component\Cache\Adapter\AbstractAdapter" not found in /home/sourceex/public_html/pm/vendor/symfony/cache/Adapter/ApcuAdapter.php:21 Stack trace: #0 {main} thrown in /home/sourceex/public_html/pm/vendor/symfony/cache/Adapter/ApcuAdapter.php on line 21