Fatal error: Uncaught Error: Interface "TYPO3\CMS\Composer\Plugin\Core\InstallerScript" not found in /var/www/html/dev.hallescherfc.de/vendor/helhum/typo3-console/Classes/Console/Composer/InstallerScript/WarnDevBranchInstall.php:20 Stack trace: #0 {main} thrown in /var/www/html/dev.hallescherfc.de/vendor/helhum/typo3-console/Classes/Console/Composer/InstallerScript/WarnDevBranchInstall.php on line 20