Fatal error: Uncaught Error: Class "Symfony\Component\Cache\Adapter\Psr16Adapter" not found in /home/trpdev/public_html/vendor/symfony/cache/Adapter/SimpleCacheAdapter.php:19 Stack trace: #0 {main} thrown in /home/trpdev/public_html/vendor/symfony/cache/Adapter/SimpleCacheAdapter.php on line 19