Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home3/puntoeje/public_html/blockchain/arweave/vendor/symfony/service-contracts/Test/ServiceLocatorTestCase.php:18 Stack trace: #0 {main} thrown in /home3/puntoeje/public_html/blockchain/arweave/vendor/symfony/service-contracts/Test/ServiceLocatorTestCase.php on line 18