Fatal error: Uncaught Error: Class "Symfony\Component\Console\Output\StreamOutput" not found in C:\Apache24\htdocs\cms_upgrade\vendor\symfony\console\Output\ConsoleSectionOutput.php:22 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\cms_upgrade\vendor\symfony\console\Output\ConsoleSectionOutput.php on line 22