Fatal error: Uncaught Error: Class "TYPO3\ClassAliasLoader\Test\Unit\BaseTestCase" not found in /var/www/html/dev.hallescherfc.de/vendor/typo3/class-alias-loader/tests/Unit/ClassAliasLoaderTest.php:20 Stack trace: #0 {main} thrown in /var/www/html/dev.hallescherfc.de/vendor/typo3/class-alias-loader/tests/Unit/ClassAliasLoaderTest.php on line 20