Fatal error: Uncaught Error: Class "PHPUnit\Framework\TestCase" not found in /usr/home/thecybulski/domains/thecybulski.usermd.net/public_html/vendor/symfony/config/Tests/Resource/ComposerResourceTest.php:18
Stack trace:
#0 {main}
  thrown in /usr/home/thecybulski/domains/thecybulski.usermd.net/public_html/vendor/symfony/config/Tests/Resource/ComposerResourceTest.php on line 18