Fatal error: Uncaught Error: Class 'Symfony\Component\DependencyInjection\Definition' not found in C:\xampp\htdocs\ApiSigestWin\1.0\vendor\symfony\dependency-injection\Tests\Fixtures\TestDefinition3.php:7 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ApiSigestWin\1.0\vendor\symfony\dependency-injection\Tests\Fixtures\TestDefinition3.php on line 7