Deprecated: Contao\ManagerPlugin\Composer\ManagerPluginInstaller::__construct(): Implicitly marking parameter $filesystem as nullable is deprecated, the explicit nullable type must be used instead in /home/rankting/public_html/ALT/ranketing.de (contao)/vendor/contao/manager-plugin/src/Composer/ManagerPluginInstaller.php on line 139

Fatal error: Uncaught Error: Trait "Contao\ManagerPlugin\Dependency\DependencyResolverTrait" not found in /home/rankting/public_html/ALT/ranketing.de (contao)/vendor/contao/manager-plugin/src/Composer/ManagerPluginInstaller.php:28 Stack trace: #0 {main} thrown in /home/rankting/public_html/ALT/ranketing.de (contao)/vendor/contao/manager-plugin/src/Composer/ManagerPluginInstaller.php on line 28