Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in C:\laragon\www\erp-app\vendor\symfony\translation\Tests\Formatter\MessageFormatterTest.php:18 Stack trace: #0 {main} thrown in C:\laragon\www\erp-app\vendor\symfony\translation\Tests\Formatter\MessageFormatterTest.php on line 18