Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\DataCollector\DataCollector' not found in /var/www/html/cps/vendor2/symfony/http-kernel/DataCollector/MemoryDataCollector.php:24 Stack trace: #0 {main} thrown in /var/www/html/cps/vendor2/symfony/http-kernel/DataCollector/MemoryDataCollector.php on line 24