Fatal error: Uncaught Error: Class "Symfony\Component\Translation\Tests\Catalogue\AbstractOperationTestCase" not found in C:\Users\Administrator\Desktop\xamp\htdocs\sdk\symfony\translation\Tests\Catalogue\TargetOperationTest.php:18 Stack trace: #0 {main} thrown in C:\Users\Administrator\Desktop\xamp\htdocs\sdk\symfony\translation\Tests\Catalogue\TargetOperationTest.php on line 18