Fatal error: Uncaught Error: Class 'Symfony\Component\HttpKernel\Kernel' not found in /home/phprplacein/public_html/vendor/symfony/framework-bundle/Tests/Kernel/ConcreteMicroKernel.php:23 Stack trace: #0 {main} thrown in /home/phprplacein/public_html/vendor/symfony/framework-bundle/Tests/Kernel/ConcreteMicroKernel.php on line 23