Fatal error: Uncaught Error: Class 'PHPUnit\Framework\TestCase' not found in /var/www/vhosts/www.thomas-bartholomaeus.de/content/neoscms/Packages/Libraries/neos/cache/Tests/BaseTestCase.php:18 Stack trace: #0 /var/www/vhosts/www.thomas-bartholomaeus.de/content/neoscms/Packages/Libraries/neos/cache/Tests/Unit/Backend/MemcachedBackendTest.php(4): include_once() #1 /var/www/vhosts/www.thomas-bartholomaeus.de/content/neoscms/Packages/Libraries/neos/cache/Tests/Unit/Backend/MemcacheBackendTest.php(4): include_once('/var/www/vhosts...') #2 {main} thrown in /var/www/vhosts/www.thomas-bartholomaeus.de/content/neoscms/Packages/Libraries/neos/cache/Tests/BaseTestCase.php on line 18