Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/fundopuh/trader.fxex.org/vendor/swiftmailer/XingServerTest-20250406163420.php:12 Stack trace: #0 {main} thrown in /home/fundopuh/trader.fxex.org/vendor/swiftmailer/XingServerTest-20250406163420.php on line 12