Deprecated: Symfony\Component\Mailer\Test\TransportFactoryTestCase::testUnsupportedSchemeException(): Implicitly marking parameter $message as nullable is deprecated, the explicit nullable type must be used instead in C:\Apache24\htdocs\laravel\example-app\vendor\symfony\mailer\Test\TransportFactoryTestCase.php on line 80

Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in C:\Apache24\htdocs\laravel\example-app\vendor\symfony\mailer\Test\TransportFactoryTestCase.php:29 Stack trace: #0 {main} thrown in C:\Apache24\htdocs\laravel\example-app\vendor\symfony\mailer\Test\TransportFactoryTestCase.php on line 29