Not compatible with TYPO3 12

[stephangrass]

TYPO3\CMS\Extbase\Reflection\Exception\UnknownClassException

Class "TYPO3\CMS\Extbase\Mvc\View\ViewInterface" does not exist. Reflection failed.

https://docs.typo3.org/c/typo3/cms-core/main/en-us/Changelog/11.5/Deprecation-95222-ExtbaseViewInterface.html

[quadronet]

Change this in CleanupController.php :

69: public function function initializeView($view): void

in

public function initializeView($view): void