Fatal error: Uncaught RuntimeException: Mismatch between file name and class name. in C:\xampp\htdocs\ApiSigestWin\1.20.01.27.5\vendor\symfony\config\Tests\Fixtures\BadFileName.php:9 Stack trace: #0 {main} thrown in C:\xampp\htdocs\ApiSigestWin\1.20.01.27.5\vendor\symfony\config\Tests\Fixtures\BadFileName.php on line 9