Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /home/blskysoftware/public_html/migration/vendor/setasign/fpdi/tests/functional/LinkHandling/AbstractTest.php:23 Stack trace: #0 {main} thrown in /home/blskysoftware/public_html/migration/vendor/setasign/fpdi/tests/functional/LinkHandling/AbstractTest.php on line 23