Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /home/latcompl/lat-test.lat.com.pl/rvsitebuilder/vendor/splitbrain/php-archive/tests/TarTestCase.php:8 Stack trace: #0 {main} thrown in /home/latcompl/lat-test.lat.com.pl/rvsitebuilder/vendor/splitbrain/php-archive/tests/TarTestCase.php on line 8