Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/itscm/dev.its.cm/apps/vendor/symfony/cache/Tests/Simple/NullCacheTest.php:20 Stack trace: #0 {main} thrown in /home/itscm/dev.its.cm/apps/vendor/symfony/cache/Tests/Simple/NullCacheTest.php on line 20