Fatal error: Uncaught Error: Class "Symfony\Component\Console\Command\Command" not found in C:\Apache24_x64\htdocs\__cms\vendor\symfony\console\Tests\Fixtures\DescriptorCommand2.php:18 Stack trace: #0 {main} thrown in C:\Apache24_x64\htdocs\__cms\vendor\symfony\console\Tests\Fixtures\DescriptorCommand2.php on line 18