Fatal error: Uncaught Error: Class "Symfony\Component\Console\Style\SymfonyStyle" not found in C:\Apache24\htdocs\cms_upgrade\vendor\consolidation\robo\src\Symfony\ConsoleIO.php:16 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\cms_upgrade\vendor\consolidation\robo\src\Symfony\ConsoleIO.php on line 16